{"product_id":"boeing-307-stratoliner-wright-cyclone-hamilton-standard-documentation","title":"Boeing Model 307 Stratoliner — Wright Cyclone \u0026 Hamilton Standard Documentation Collection","description":"\u003ch2\u003eBoeing Model 307 Stratoliner\u003c\/h2\u003e\u003ch3\u003eWright Cyclone R-1820 \u0026amp; Hamilton Standard Propeller Documentation Collection\u003c\/h3\u003e\u003cp\u003eThe Boeing Model 307 Stratoliner was the world's first pressurized commercial transport aircraft — a design that bridged the Boeing B-17 Flying Fortress heritage with the demands of high-altitude passenger service. This archival collection assembles the primary-source manufacturer documentation that supported the Stratoliner's core powerplant and propeller systems: the Wright GR-1820-G102A Cyclone 9-cylinder radial engine and the Hamilton Standard controllable and constant-speed propeller units.\u003c\/p\u003e\u003cp\u003eTen original factory and service publications are represented in this collection, spanning 1937 through 1944 — covering the full operational and maintenance lifecycle of these systems as installed on the 307 and its military C-75 variant.\u003c\/p\u003e\u003chr\u003e\u003ch3\u003eDocuments Included\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBoeing Model 307 Stratoliner\u003c\/strong\u003e — Technical data cover pages (Boeing Aircraft Company)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBoeing SA-307 Flight Manual\u003c\/strong\u003e — 1954 revision; standard checklists, emergency protocols, weight \u0026amp; balance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHamilton Standard Controllable and Constant Speed Propellers — Service Manual No. 110C\u003c\/strong\u003e — Issued January 1, 1937 (Fourth Printing); supersedes Bulletins 110B and 120; Operation and Maintenance Instructions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHamilton Standard Constant Speed Control Service Manual No. 121A\u003c\/strong\u003e — Issued March 1, 1938; supersedes Bulletin No. 121; Installation, Operation and Maintenance Instructions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWright Cyclone 9 Aircraft Engine — Overhaul Manual (Third Edition, May 1940)\u003c\/strong\u003e — Series R-1820F-50\/F-60 and GR-1820F-50\/F-60, R-1820G and GR-1820G, GR-1820G-100; Direct and Geared Drives; Wright Aeronautical Corporation, Paterson NJ\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWright Cyclone Aviation Engine — Installation, Operation and Maintenance Instructions (Third Edition, Second Printing, July 1939)\u003c\/strong\u003e — Models R-1820-G, GR-1820-G and GR-1820-G100; Wright Aeronautical Corporation\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eR-1820 Engine — Air Depot Progressive Overhaul Manual (September 25, 1943 \/ Revised March 1, 1944)\u003c\/strong\u003e — RESTRICTED original; Otterbein Press, Dayton Ohio; ASCMD series\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWright Cyclone Aircraft Engines — Parts Catalog (Catalog Part No. 851653)\u003c\/strong\u003e — Series GR-1820G-200; Wright Aeronautical Corporation, Paterson NJ\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch3\u003eUnderstanding This Collection\u003c\/h3\u003e\u003cp\u003eThese are original manufacturer service, overhaul, and parts publications — not reconstructed or synthesized documents. They reflect the engineering knowledge and approved procedures in force at the dates of issue. No revision-controlled update chain exists for out-of-production equipment of this era.\u003c\/p\u003e\u003cp\u003eThe Wright R-1820 Cyclone and Hamilton Standard propeller systems documented here were also installed across a wide family of contemporary airframes including the Boeing B-17, Douglas DC-3, and Sikorsky flying boats, giving this collection relevance beyond the Stratoliner alone.\u003c\/p\u003e\u003ch3\u003ePermitted Uses\u003c\/h3\u003e\u003cp\u003eHistorical reference, flight simulation, museum restoration, aviation research, and educational study.\u003c\/p\u003e\u003cp\u003e⚠️ \u003cstrong\u003eRegulatory Notice:\u003c\/strong\u003e Under FAA 14 CFR § 43.13 and EASA Part-M, any mechanic performing maintenance on an active aircraft must use current, manufacturer-approved revision-controlled data. This archival documentation does not satisfy that requirement.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eThis is an archival, static-copy edition fixed at its original publication dates. Intended for historical reference, flight simulation, museum restoration, and educational use only. Not approved for active airworthiness maintenance under FAA 14 CFR § 43.13, EASA Part-M, or equivalent international regulations. Operators of active aircraft must use current, revision-controlled publications from the Type Certificate holder or an authorized distributor.\u003c\/em\u003e\u003c\/p\u003e\u003cp\u003eLiving Collections with Free Lifetime Updates – Please review our Legal Notice and Export Notice before purchasing.\u003c\/p\u003e","brand":"Online Aviation Library","offers":[{"title":"Default Title","offer_id":53936210903387,"sku":null,"price":97.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0955\/4788\/3867\/files\/boeing-307-stratoliner-twa-banner.png?v=1788180807","url":"https:\/\/onlineaviationlibrary.com\/products\/boeing-307-stratoliner-wright-cyclone-hamilton-standard-documentation","provider":"Online Aviation Library","version":"1.0","type":"link"}