Oblique angle photo. Covers area equivalent to square X17 and 18 on the corresponding WWI map sheet 27. Negative roll and photo number 4B 2007. Annotations on recto: North arrow pointing to lower-left; map grid references: "X.18.a.80.45." and "X.17.b.71.25." labelled in white with arrows pointing to their exact locations. "28. Bailleul - in Boche hands. Seen from the French front line (their trenches in foreground) on our left. July 7, 1918." written in ink on paper label affixed to top edge of photo. Annotations on verso: "28. BAILLEUL, looking form front line of the French on our left. July 7, 1918. in Boche hands." written in pencil. WWI Aerial Photograph Collection: Box 4, Envelope 28.