MALCOLM W. BROWNE:
Saigon AP Bureau Handbook
XX. SOME COMMON WEAPONS
Artillery -- 75-, 105- and 155-millimeter howitzers; 40-millimeter anti-aircraft guns; 60- and 81-millimeter and 4.2-inch mortars; 57-millimeter recoilless rifles (if Chinese, called "SKE".)
Machineguns -- .50 and .30-caliber American machineguns (Browning) and French .30-calibers (MAT); on helicopters, M60 Nato machineguns.
Rifles -- M-1 garand (American); MAT (French); M14 (American).
Carbines -- M-1 and M-2 (American).
Sub machineguns -- Thompson .45-caliber (American); .45-caliber "grease gun" (American); FII (Belgian); Swedish "K".
Courtesy Malcolm W. Browne.