Aerial photograph of Lion-devant-Dun, France, October 10, 1918.Inscription: "U.S. 1A 91Sq. B2316: E. Lion-der-dun: 321.7-292.7: 10/10/18: 15H: 5000m: 52cm."
Aerial photograph of Bouvellemont, France, November 3, 1918.Inscription: "U.S. 1A 91Sq. B2724: W. Bouvellemont: 277.5-314.0: 3/11/18: 10H: 2800m: 52cm."
Aerial photograph of Bois de Châtillon, France, October 30, 1918. Trenches and artillery shell craters are visible.Inscription: "U.S. 1A 91Sq. B2445 Bois de Chatillon 310.5-285.3 30/10/18 11H 4500M 52cm."
Aerial photograph of Les Petites-Armoises, France, November 3, 1918.Inscription: "U.S. 1A 91Sq. B2712 S.E. Le Petit Armoises 290.1-304.0: 3/11/18: 10H 2800m 52cm."
Aerial photograph of Brieulles-sur-Bar, France, November 3, 1918.Inscription: "U.S. 1A 91Sq. B2711 Brieulles-s-Bar 291.8-301.6: 3/11/18: 10H 2800m 52cm."
Aerial photograph of Aincreville, France, October 10, 1918.Inscription: "U.S. 1A 91Sq. B2260: S.W. Aincreville: 309.7-288.1: 10/10/18: 10H: 5300m: 52cm."