The Armstrong-Whitworth "Argosy" : the latest three-engined commercial airplane (1926)
NASA Technical Reports Server (NTRS) · leaf 10
N.A.C.A. Aircraft Circular No. 14 Figs. 4 & 5 Fig.4 Const motional details. Lower left shows a typical pin- joint in the fuselage structure. At right,a fuselage joint at point where landing-gear strut and lower wing spar join lower longeron of fuselage. At top left, a section through same point… … Fig.5 Engine mounting in nose of fuselage. Stiffness is provided oy use of corrugated corner brackets of sheet steel. The aosence of diagonal bracing greatly facilitates access to back of engine. Details are shown at left.
NASA Technical Reports Server (NTRS)
Internet Archive · NASA Technical Reports · Public domain (US government work). Free to use for anything.
![An illustration from [Electric engineering.] (1902)](https://img.insideoutlibrary.com/img/200/ia-electricengineer03inte-284-162.webp)
