The Arms Sentinel, Vol. 9, No. 1 (October 6, 1939)
The Arms Sentinel, Vol. 9, No. 2 (October 20, 1939)
The Arms Sentinel, Vol. 9, No. 3 (November 10, 1939)
The Arms Sentinel, Vol. 9, No. 4 (November 24, 1939)
The Arms Sentinel, Vol. 9, No. 5 (December 8, 1939)
The Arms Sentinel, Vol. 9, No. 6 (December 22, 1939)
The Arms Sentinel, Vol. 9, No. 8 (January 26, 1940)
The Arms Sentinel, Vol. 9, No. 9 (February 9, 1940)
The Arms Sentinel, Vol. 9, No. 10 (March 1, 1940)
The Arms Sentinel, Vol. 9, No. 11 (March 15, 1940)
The Arms Sentinel, Vol. 9, No. 12 (March 29, 1940)
The Arms Sentinel, Vol. 9, No. 13 (April 12, 1940)
The Arms Sentinel, Vol. 9, No. 14 (May 3, 1940)