Photo taken by Number 10 Squadron, RAF. Direction and coverage is delineated on key map number 97 (WW1AIR369, macrepo 5155). Oblique angle photo looking southeast. Covers an area equivalent to portions of squares P22, 23, and 29 on the corresponding WWI map sheet 29. Negative roll 10B, photo number "O" for Oblique 235. Annotations on recto: map references P22.a.80.15., P22.b.70.15., and P22.d.0.5. labelled in white with arrows pointing to their locations. WWI Aerial Photograph Collection: Box 3, Envelope 99.
