Inside Out Library · Explore
Strength Tests on Thin-walled Duralumin Cylinders in Torsion (1932)
NASA Technical Reports Server (NTRS) · leaf 15
Fig. 6 N.A.C..A. Technical Note No. 427 … Pig. 6 Apparatus showing dial gauges used to measure the twist of the cylinder "between bulkheads.NASA Technical Reports Server (NTRS)
Internet Archive · NASA Technical Reports · Public domain (US government work). Free to use for anything.
More pictures from Strength Tests on Thin-walled Duralumin Cylinders in Torsion
More like this