(Standard nomenclature list B-21 [changes] 1.) [Processed. Issued with perforations. Supersedes Advance notice changes B21-1a, June 3, 1941, and B21-1c, Sept. 6, 1941.]
Notes:
(Standard nomenclature list B-21 [changes] 1.) [Processed. Issued with perforations. Supersedes Advance notice changes B21-1a, June 3, 1941, and B21-1c, Sept. 6, 1941.] ‡ Official Use. Not Available.