[AVIATION]. Collection of Patent Documents for “Aerial Torpedoes” for Lloyd Giles and Sidney H. Woodruff. [Los Angeles and Washington, D.C., 1921]. 4to. 6 leaves (text on rectos only). With four whiteprint diagrams inserted. Original engraved wrappers with ribbon and seal, front wrapper signed by William Kinnan, Acting Commissioner of Patents. Wrappers approximately 305 x 204 mm, leaves approximately 287 x 190 mm. Laid-in is a blueprint of an airplane on paper headed by “Graham & Harris Patent Attorneys” (approximately 335 x 211 mm; toned, rubbed). Wrappers rubbed, lightly toned. Paperclipped to this package is a typed letter signed from Graham & Harris Attorneys at Law addressed to Giles and Woodruff presenting them with their patent documents; signed by T. A. Archer.