1. Applied communications: pt. 1, General principles, message centers, codes, ciphers, 1922. Bookmark Corporate/Agency Authors: Signal School, Signal Office, and War Department Publisher: Signal School Date: 1922
2. Interior regulations for Signal School, Camp Alfred Vail, N. J., 1922. Bookmark Corporate/Agency Authors: Signal School, Signal Office, and War Department Publisher: Signal School Date: 1922