Side A (the outer edge of which has overflowed in the stamping): a strung bow.
Side B: smooth, or else all trace of a design have worn away. Uncertain. Leica ... 3 May 1933
Late wall demolished at 17/ΙΕ-ΙΗ. The line scratched in the earth is the level 59.00 (-3.00). View from east ... AMS west 641 Horizontal (normal) ... 2 May 1933