In early 20th century US Navy and maritime training, signal flags were often taught with visual mnemonics to help sailors memorize them. The letter C was commonly associated with "Cock" (rooster)
Printed with "SNIPE" indicating this flag was Signal, Navigation & Instructional Program Equipment of the U.S. Navy and was a real working Naval training flag
C/Charlie also has the base meaning of "affirmative"
Linen Flag with Cotton Bunting and Brass Grommets showing honest wear, fading and age
