[guess: 7/21-81] or similar date notation

1 page

This was read as a date when the page was transcribed, but it is not one — usually an FBI file or serial number.

PhotographMcCoy in U.S. Army uniform (SUB 386, B)Part 63 · 1 page

p. 12Handwritten sub-file designation label above the photograph. Grainy photocopy of a photograph showing a man in a U.S. Army uniform shirt. The subject is wearing glasses and the name tape reads 'McCO…