Admiral, 1923 Small 320×222 Medium 640×445 Large 1024×712 Download Tiff Original 1482×1030 | (1.5 MB) Description Flag of an Admiral, 1923. The blue field is displayed only by the senior of the rank present. A junior in the presence of a senior of the same rank, displays a similar flag with a red field. Keywords Admiral flag, Flag of an Admiral Galleries US Flags, Black and White Outline Illustrations Source: Hydrographic Office of the U. S. Navy, International Code of Signals, American Edition (Washington: Government Printing Office, 1923)plate II