General view, from the west ... Scanned 2005 for the 75th anniversary exhibition and publication. 1729 Horizontal (normal) ... 6 May 1952
Layer II gone. From the north ... Scanned 2005 for the 75th anniversary exhibition and publication. 1887 Horizontal (normal) ... 8 May 1952
General view, from the west ... AMS 1729 Horizontal (normal) ... 6 May 1952
Layer II gone. From the north ... AMS 1887 Horizontal (normal) ... 8 May 1952
