28.J21 [Tower Hamlets and Lewis House, West of Gheluvelt] October 17, 1917
Description
Covers an area equivalent to squares J20 and 21 on the corresponding WWI map sheet 28. Negative roll 6B, photo 3626. Annotations on recto: north arrow pointing to the upper-left. "BRITISH LINE" printed in blue ink. "LEWIS HSE. + P.B.S." printed in margin in blue ink with line to inverted "V" symbols on the photo. Map reference "27a 40.53" printed in margin in blue ink with line pointing to its location on the photo. Arrow in blue ink labelled "LIGHT" indicating the direction of the source of light in the photo as an aid to photo interpreters. "PRINTED BY No. 2 ADVANCED SECTION, A.P.&S.S." in margin. Annotations on verso: "TOWER HAMLETS" printed in pencil. WWI Aerial Photograph Collections: Box 2, Envelope 59.