View of several planes in battle formation. Printed on front: "Group of aeroplanes in battle formation, taken from one of the planes. U.S. Signal Corps photo. Reproduced by Photo Repro, N.Y. by Permission Bureau." Typed on back: "Aircraft, ca. 1914-1918." Handwritten on back: "November 25, 1970. Dear Friend, As you don't answer. I still be glad to hear from you. Same as ever, Nellie M. Shafer. Happy Thanksgiving." Card is postmarked 1970.
