Physical description
Brass 25-pounder shell case cut off above the base and made into an ashtray with 3 indentations and set in the middle of the ashtray is a .50 calibre machine gun round.
Inscriptions & markings
Outer edge underneath - 1938 LOT 379 25PR ECC 1
Inner edge - No II S45 CY5-40 SH&S 6/40
