{"product_id":"wwi-lang-propeller-company-of-america-breese-penguin-wooden-airplane-propeller","title":"WWI Lang of America Breese Penguin Undrilled Wooden Airplane Propeller","description":"\u003ch1\u003e\u003cspan\u003eWWI Lang Propeller Company of America Breese Penguin Wooden Airplane Propeller\u003c\/span\u003e\u003c\/h1\u003e\n\u003ch2\u003e\u003cspan\u003eLawrance A-3 Engine | Circa 1917–1918 | Signal Corps | Undrilled Hub\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eFew surviving artifacts tell the story of early American aviation as completely as this remarkable World War I wooden propeller.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eManufactured by the \u003c\/span\u003e\u003cspan\u003eLang Propeller Company of America\u003c\/span\u003e\u003cspan\u003e, this nearly 79-inch laminated wood propeller was designed for the \u003c\/span\u003e\u003cspan\u003eBreese Penguin\u003c\/span\u003e\u003cspan\u003e, the unusual U.S. Army ground trainer powered by Charles Lanier Lowrance's two-cylinder \u003c\/span\u003e\u003cspan\u003eA-3 piston aircraft engine\u003c\/span\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eIts identity remains stamped directly into the original wooden hub more than a century later:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eDIA. 2000 (\u003c\/span\u003e\u003c\/strong\u003e78.74 inches)\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003ePITCH 1000 (\u003c\/span\u003e\u003c\/strong\u003e39.37 inches)\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eDR. NO. 241A\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e (Lang of American Propeller Design)\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003e24 H.P. LAWRENCE A3 MOTOR\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(Lawrence should have been Lawrance)\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eLANG PROPELLER NO. 888\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e (Propeller Serial Number)\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eS.C. 59134\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(U.S. Army Signal Corps Contract Number)\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003eA small boxed inspection or acceptance stamp is also impressed into the wood.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eOne fascinating period detail is the factory spelling \u003c\/span\u003e\u003cspan\u003e“LAWRENCE.”\u003c\/span\u003e\u003cspan\u003e The engineer’s name was actually \u003c\/span\u003e\u003cspan\u003eCharles Lanier Lawrance\u003c\/span\u003e\u003cspan\u003e, spelled with an “a,” leaving the misspelling on the hub as part of the propeller’s original wartime manufacture.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePerhaps even more remarkable, the propeller was \u003c\/span\u003e\u003cspan\u003enever drilled for its engine mounting-bolt pattern\u003c\/span\u003e\u003cspan\u003e. The center bore was completed, but the surrounding mounting holes needed to attach it to the Lawrance A-3 were never made.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eOriginal 100 year old patina and bluish gray paint on the tips and around the center bore.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eFrom Gilded Age Society to the Machine Age\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe story behind the Breese Penguin began years before World War I and in a world far removed from the primitive flying fields of 1917.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBoth \u003c\/span\u003e\u003cspan\u003eSydney Breese and Charles Lanier Lawrance\u003c\/span\u003e\u003cspan\u003e were born into prominent, wealthy families at the upper levels of Gilded Age New York society.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBreese was the son of \u003c\/span\u003e\u003cspan\u003eJames Lawrence Breese\u003c\/span\u003e\u003cspan\u003e, a successful New York stockbroker, noted amateur photographer and prominent figure in New York and Southampton society. His father moved in the same social and artistic circles as architect \u003c\/span\u003e\u003cspan\u003eStanford White\u003c\/span\u003e\u003cspan\u003e, and the Breese family maintained the great Southampton estate known as \u003c\/span\u003e\u003cspan\u003eThe Orchard\u003c\/span\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eLawrance came from an equally distinguished background. Through his mother, he was a grandson of \u003c\/span\u003e\u003cspan\u003eCharles D. Lanier\u003c\/span\u003e\u003cspan\u003e, one of New York’s important private bankers and a close associate of J. P. Morgan. The larger Lawrance and Lanier families moved among some of the most prominent families in American and European society, including the Astor and Harriman circles.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Lawrance family maintained extensive property and a summer home at \u003c\/span\u003e\u003cspan\u003eBay Shore, Long Island\u003c\/span\u003e\u003cspan\u003e, while the Breese's spent their summers farther east in \u003c\/span\u003e\u003cspan\u003eSouthampton\u003c\/span\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThese were young men who grew up surrounded by country estates, elite schools, influential families and considerable privilege.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAt the \u003c\/span\u003e\u003cspan\u003eGroton School in Massachusetts\u003c\/span\u003e\u003cspan\u003e, Lawrance, Breese and their friend \u003c\/span\u003e\u003cspan\u003eBuell Hollister\u003c\/span\u003e\u003cspan\u003e designed and built their own gasoline-powered automobile.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWhen the friends went off to college, \u003c\/span\u003e\u003cspan\u003eBreese attended Harvard while Lawrance and Hollister attended Yale\u003c\/span\u003e\u003cspan\u003e. Their homemade automobile continued traveling between them, sometimes literally being shipped between Cambridge and New Haven in a railroad boxcar so they could continue driving and experimenting with it.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eA 1927 profile of Lawrance in \u003cem\u003eThe New Yorker\u003c\/em\u003e preserved this wonderful story and described a young man far more interested in engines, mathematics and machinery than in a conventional college education.  He was a member of Yale's secret Wolf's Head Society.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eTheir privileged backgrounds gave them access to something extremely unusual at the turn of the century: the education, workshops, money and freedom necessary to experiment seriously with entirely new technologies. \u003cspan\u003eThat fascination soon became a business.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eB.L.M. Motor Car Company — Brooklyn, New York\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAfter Lawrance graduated from Yale in 1905, he reunited with Breese and \u003c\/span\u003e\u003cspan\u003eArthur Moulton\u003c\/span\u003e\u003cspan\u003e to form the \u003c\/span\u003e\u003cspan\u003eB.L.M. Motor Car Company (Breese, Lawrance \u0026amp; Moulton) in 1906\u003c\/span\u003e\u003cspan\u003e. \u003c\/span\u003e\u003cspan\u003eTheir factory operated at \u003c\/span\u003e\u003cspan\u003e31–35 Delevan Street in \u003c\/span\u003e\u003cspan\u003eBrooklyn, New York.\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe young company produced an advanced, low-slung automobile and even developed a racing car during the Vanderbilt Cup era, \u003c\/span\u003e\u003cspan\u003ebut the venture was short-lived.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eLawrance had ordered high-quality Krupp steel from Germany just as the \u003c\/span\u003e\u003cspan\u003ePanic of 1907\u003c\/span\u003e\u003cspan\u003e struck the American financial system. When the shipment arrived in New York, the company was unable to raise the money necessary to release it and \u003c\/span\u003e\u003cspan\u003eB.L.M. collapsed. \u003c\/span\u003e\u003cspan\u003eThe steel was sold for scrap b\u003c\/span\u003e\u003cspan\u003eut the friendship and mechanical partnership between Breese and Lawrance survived.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eLawrance Goes to France\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAfter the collapse of B.L.M., \u003c\/span\u003e\u003cspan\u003eLawrance went to France\u003c\/span\u003e\u003cspan\u003e. \u003c\/span\u003e\u003cspan\u003eHe studied at the \u003c\/span\u003e\u003cspan\u003eÉcole des Beaux-Arts in Paris\u003c\/span\u003e\u003cspan\u003e, initially pursuing architecture but continuing his interest in mathematics, dynamics and engineering.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAviation was developing at extraordinary speed in France, and Lawrance became increasingly interested in aerodynamics. He developed an airplane-wing design that was tested at the \u003c\/span\u003e\u003cspan\u003eEiffel Laboratory in Paris\u003c\/span\u003e\u003cspan\u003e. \u003c\/span\u003e\u003cspan\u003eWhen World War I began, Lawrance returned to the United States. \u003c\/span\u003e\u003cspan\u003eOne of the people he sought out was his old friend Sydney Breese. \u003c\/span\u003e\u003cspan\u003eThe two men had already built automobiles together and n\u003c\/span\u003e\u003cspan\u003eow they would try airplanes.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eThe Southampton Aircraft Shop\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBreese and Lawrance opened a \u003c\/span\u003e\u003cspan\u003esmall aircraft workshop in Southampton, Long Island\u003c\/span\u003e\u003cspan\u003e, New York not far from the summer communities in which both families had spent much of their youth. \u003c\/span\u003e\u003cspan\u003eAccording to Lowrance's later recollections, Breese had become particularly interested in the small French training machines known as \u003c\/span\u003e\u003cspan\u003e“Penguins.”\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThese aircraft were intended to allow inexperienced pilots to learn the controls and behavior of an airplane while remaining on the ground. \u003c\/span\u003e\u003cspan\u003eFor approximately a year, Breese and Lawrance again worked side by side\u003c\/span\u003e\u003cspan\u003e and then their careers began to separate.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eLawrance increasingly wanted to concentrate on the development of lightweight \u003c\/span\u003e\u003cspan\u003eair-cooled aircraft engines\u003c\/span\u003e\u003cspan\u003e and established his own engineering operation while \u003c\/span\u003e\u003cspan\u003eBreese continued toward aircraft manufacturing. \u003c\/span\u003e\u003cspan\u003eTheir careers separated, but they would intersect once again with the Breese Penguin.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eBreese Aircraft and the Penguin\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBreese continued developing the training aircraft concept and established the \u003c\/span\u003e\u003cspan\u003eBreese Aircraft Company in Farmingdale, Long Island\u003c\/span\u003e\u003cspan\u003e, New York.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBy 1917, the United States had entered World War I and urgently needed thousands of trained military aviators. \u003c\/span\u003e\u003cspan\u003ePlacing completely inexperienced students directly into flying aircraft was dangerous and expensive.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe Army wanted a machine that would give new pilots the feel of controlling an aircraft at near-flying speeds while keeping them safely on the ground.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eBreese Penguin\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e was the answer.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe aircraft was intentionally incapable of conventional flight. Its wings were too short and its engine too small to carry it normally into the air. \u003c\/span\u003e\u003cspan\u003eIt had \u003c\/span\u003e\u003cspan\u003eno brakes and no steerable wheels\u003c\/span\u003e\u003cspan\u003e, forcing student pilots to learn throttle, rudder and directional control while moving rapidly across the field.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003eIn 1917 the U.S. Army contracted for approximately 300 Breese Penguin trainers.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe aircraft was capable of ground speeds around 35 mph, giving students a very real introduction to aircraft handling without sending them into the sky.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eToday the Cradle of Aviation Museum preserves what it identifies as the \u003c\/span\u003e\u003cspan\u003esole surviving original Breese Penguin\u003c\/span\u003e\u003cspan\u003e, although they have the incorrect propeller.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eThe Lawrance A-3\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePowering the Penguin was the engine developed by Breese’s old friend and former business partner \u003c\/span\u003e\u003cspan\u003eCharles Lanier Lawrance. \u003c\/span\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cspan\u003eLawrance A-3\u003c\/span\u003e\u003cspan\u003e was a lightweight, two-cylinder, horizontally opposed, air-cooled aircraft engine. \u003c\/span\u003e\u003cspan\u003eThe intended engine application of this propeller remains clearly stamped into its own hub:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003e24 H.P. LAWRENCE MOTOR\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe connection between the men had therefore come full circle.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eBreese built the airplane.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eLawrance supplied the engine.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eThe Original August 1918 Photograph\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAdding extraordinary historical context is the original 1918 wartime photograph of a Breese Penguin (see photo attached) \u003c\/span\u003e\u003cspan\u003ephotographed head-on. \u003c\/span\u003e\u003cspan\u003eMounted directly in front of the Lawrance engine is the same distinctive compact, two-bladed wooden propeller configuration represented by this surviving Lang propeller.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe photograph\u003c\/span\u003e\u003cspan\u003e provides something exceptionally valuable historically:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003ean original World War I photograph showing this exact type of propeller in its intended position on a Breese Penguin.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eLang Propeller Company of America\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe third major name represented by this artifact is \u003c\/span\u003e\u003cspan\u003eLang\u003c\/span\u003e\u003cspan\u003e. \u003c\/span\u003e\u003cspan\u003eBritish propeller designer \u003c\/span\u003e\u003cspan\u003eArthur Alexander Dashwood Lang\u003c\/span\u003e\u003cspan\u003e had already established himself as an important aircraft-propeller specialist before and during World War I. \u003c\/span\u003e\u003cspan\u003eWith America’s entrance into the conflict, the \u003c\/span\u003e\u003cspan\u003eLang Propeller Company of America, Inc.\u003c\/span\u003e\u003cspan\u003e was established in New York in \u003c\/span\u003e\u003cspan\u003e1917\u003c\/span\u003e\u003cspan\u003e, with manufacturing operations developing on Long Island at \u003c\/span\u003e\u003cspan\u003eWhitestone\u003c\/span\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThis placed Lang within the same rapidly expanding Long Island aviation industry occupied by Breese and Lawrance. \u003c\/span\u003e\u003cspan\u003eWithin a relatively small geographic area were companies producing the three essential elements represented by this artifact:\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eBreese ( the aircraft ) | \u003c\/span\u003e\u003cspan\u003eLawrance (the engine) | Lang (the propeller)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eFrom the Penguin to the Spirit of St. Louis\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe small A-3 was only the beginning of Charles Lawrance's impact on aviation. \u003c\/span\u003e\u003cspan\u003eLawrance became one of America’s leading advocates for \u003c\/span\u003e\u003cspan\u003eair-cooled aircraft engines\u003c\/span\u003e\u003cspan\u003e and continued developing increasingly powerful designs.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eHis work eventually produced the nine-cylinder \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eLawrance J-1 radial engine\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWright Aeronautical acquired the Lawrance company in 1923, and that engineering lineage developed into the celebrated \u003c\/span\u003e\u003cspan\u003eWright Whirlwind\u003c\/span\u003e\u003cspan\u003e family of radial engines. \u003c\/span\u003e\u003cspan\u003eFour years later, in 1927, a Wright Whirlwind powered \u003c\/span\u003e\u003cspan\u003eCharles Lindbergh’s Spirit of St. Louis\u003c\/span\u003e\u003cspan\u003e nonstop from New York to Paris. \u003c\/span\u003e\u003cspan\u003eIt creates one of the most remarkable historical connections in the story: \u003cbr\u003e\u003cbr\u003e\u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eThe engineer whose small A-3 powered an airplane deliberately designed not to fly helped create the engine lineage that would power one of the most famous flights in history.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003e\n\u003cspan\u003eAn Extraordinary Undrilled Survivor\u003c\/span\u003e\u003cspan\u003e.\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eMore than a century later it remains an exceptional survivor from a remarkably small world of young inventors and engineers who moved from \u003c\/span\u003e\u003cspan\u003eGilded Age society to automobiles, from automobiles to airplanes, and ultimately into the birth of the American aviation industry\u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan\u003eSpecifications\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cstrong\u003e\u003cspan\u003eManufacturer:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Lang Propeller Company of America\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eAircraft:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Breese Penguin U.S. Army Ground Trainer\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eEngine:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Lawrance A-3\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eDrawing No.:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 241A\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eLang Serial No.:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 888\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eSignal Corps No.:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e S.C. 59134\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eDiameter \/ Overall Length:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 2000 mm \/ 78.74 inches\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003ePitch:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 1000 mm \/ 39.37 inches\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eMaximum Blade Width:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 7-3\/4 inches\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eHub:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 7-1\/4 inches wide × 4 inches thick\u003c\/span\u003e\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eHub:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Original center bore, never drilled for mounting bolts\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"PLANE PIECES INC","offers":[{"title":"Default Title","offer_id":52991148622105,"sku":null,"price":6000.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0578\/9125\/files\/IMG_9413.jpg?v=1786654204","url":"https:\/\/www.aviationart.com\/products\/wwi-lang-propeller-company-of-america-breese-penguin-wooden-airplane-propeller","provider":"Aviation Art  | Airplane Furniture | Pilot Gifts - Plane Pieces Inc","version":"1.0","type":"link"}