Covers an area equivalent to squares S19, 20, 25 and 26 on the corresponding WWI map sheet 28. Negative roll and photo number 4B 1763. Camera focal length 8 inches. Annotations on recto: North arrow. Annotations on verso: "29. Bailleul Railway Station, and roads around especially "strafed" by our artillery. June 24, 1918 in German hands." written in pencil. WWI Aerial Photograph Collection: Box 4, Envelope 29.