Grave III at 91/ΝΕ ... Scanned 2005 for the 75th anniversary exhibition and publication. 515 Horizontal (normal) ... 23 Mar 1937
Grave III at 91/ΝΕ ... ΛΛ-3 514, 515 Section ΛΛ 117 Section ΛΛ 118 ... Mar 23 1937
Mixed ... D. Burr ... 401 596 ... 1937