20.P25 [Marseille Farm, Massena and Marbot Crossroads] December 18, 1917
Covers an area equivalent to portions of squares P25 and 31 on the corresponding WWI map sheet 20. Negative roll 9B, photo number 173. Annotations on recto: north arrow pointing to the left. Annotations on verso: 4 pencilled circles labelled: "MASSENA + Rds," "MARBOT + Rds," "STRAFE pr," and "MARSEILLE FM." Placement of annotations corresponds to their exact locations on the recto. WWI Aerial Photograph Collection: Box 1, Envelope 30.