Inside Out Library · Explore
Scavenging a Piston-ported Two-stroke Cylinder (1938)
NASA Technical Reports Server (NTRS) · leaf 29
Pigs. 5(b).7 N.A.C.A. Technical Note No. 674NASA Technical Reports Server (NTRS)
Internet Archive · NASA Technical Reports · Public domain (US government work). Free to use for anything.
More pictures from Scavenging a Piston-ported Two-stroke Cylinder
More like this