Covers area equivalent to squares X12, 17 and 18 on the corresponding WWI map sheet 27 as well as square S13 on map sheet 28. Negative roll and photo number 4B 2263. Camera focal length 8 inches. Annotations on verso: "30. Entrance to Bailleul from west, on meteren Road July 18, 1918. Showing houses, and Boche relief routes." written in pencil. Annotations on recto: North arrow; "30. Entrance to Bailleul from the west on Meteren Road, showing the houses and Boches relief routes. July 18, 1918." written in ink on paper label affixed to top edge of photo. WWI Aerial Photograph Collection: Box 4, Envelope 30.