20.P25 [Marseille Farm, Houthulst Forest] December 6, 1917
Covers an area equivalent to portions of squares O30, 36 and P25, 31 on the corresponding WWI map sheet 20. Negative roll 9B, photo 87. Annotations on recto: north arrow pointing up with an "x" on the opposite edge of the photo. Annotations on verso: 3 pencilled circles labelled: "MARSEILLE FM," "new huts & trenches" and map reference "O.36.G.5.3." Placement of annotations corresponds to their exact locations on the recto. Also printed on verso: "... corner of 20 S.W." WWI Aerial Photograph Collection: Box 1, Envelope 25.