36a.M [Mesplaux, Touret, and Passerelle Posts] May 22, 1918
Aerial photo mosaic map. Covers an area that corresponds to the northeastern portion of square X on trench map sheet 36aSE4. Heavily annotated in white and shows British and German front lines. Photographs reproduced by No. 1 Advanced Section, Army Printing and Stationery Services. Location: Research Collections Rare Map Collection accession no. RMC_107814.