A YOUTUBE clip - from a WW2 US Army training film - on how to adjust the sling. The quality is a little poor; as & when I find a better copy I will upload that instead: From the WW2 US Army Field Manual   A post-WW2 instruction sheet      |
RIFLE SLINGS > US - M1907 - 1903 Springfield, M1917 Enfield, M1 Garand, No.4(T), M14, Win 70 USMC, M40 USMC >