The US M3-3A1 Submachine Gun "Grease Gun" By Frank Iannamico
This book goes into great detail on the development, design and
history of the famous U.S. M3 and M3A1 submachine gun models.
Many never seen before photos of prototypes, rare variations and the
M3 production line at General Motors where the WWII guns were made.
Many great detailed photos and text including the 1950s Ithaca produced
M3A1s, The 9mm conversion kits, the government suppressor tests,
subcontractors and more. The most complete work on the
M3 series to date.