World War II Trench Art: trench art shell cases. 25 Pounder Mkii brass artillery shell dated 1940 with Australian Commonwealth Military Forces Rising Sun emblem and an engraved list of Australian military bases; 18 Pounder Mkiii brass artillery shell mug, dated 1927 with British Royal Engineers emblem; 37 mm M4 brass artillery shell fired from the Bell P-39 Airacobra and the P-63 Kingcobra fighters during World War II, dated 1941 with Australian Commonwealth Military Forces Rising Sun emblem; 25 Pounder Mkii steel plated artillery shell ash tray with .50 caliber ball tip M2 bullet attached, dated 1941 with engraving that reads, 'To Maj. Hernfield, Dadst, from Aust Gen Tpl Coy' Items in good condition. (4)