Oblique angle photo. Covers an area equivalent to squares U21, 22, 27 and 28 on the corresponding WWI map sheet 51b. Annotations on recto: "Bullecourt" and "Railway" labelled in white. Annotations on verso: "SHEET 51B U27, BULLECOURT, HINDENBURG LINE" printed in pencil. "PRINTED BY No. 4 ADVANCED SECTION ARMY PRINTING & STATIONERY SERVICES" stamped in purple ink. WWI Aerial Photograph Collection: Box 2, Envelope 54.