Signal C Small 196×320 Medium 391×640 Large 626×1024 Download Tiff Original 1467×2400 | (225.8 KB) Description Signal for the letter C, the number three, or repeat. Keywords 3, alphabet, c, flag, letter, repeat, signal, three Galleries Flag Semaphore Source: James A. Moss Manual of Military Training (Menasha, WI: George Banta Publishing Company, 1914) 300
