Oblique angle photo looking east. Covers an area equivalent to squares R7 and Q12 on the corresponding WWI map sheet 62d. Negative roll A3AE, photo "O" for Oblique 221. Annotations on recto: "Mericourt," "coreaux wood," and map references "R.7.a.05.30.," "R.7.c.09.90.," and "Q.12.c.20.80." printed in white with arrows pointing to their locations. WWI Aerial Photograph Collection: Box 4, Album photo 38.