Honourable Artillery Company (HAC) Cap Badge: J.R. Gaunt London - Queen's Crown 16th series The MK VII water bottle

The MK VII water bottle came into use with the British Army in late 1939 and saw use with the BEF in 1940 and carried on in service throughout WW2 and into the 1950s

The DM1 is an inert training round designed to simulate the live ammunition's weight and dimensions

56mm NATO round – adopted by Western forces

26 is a renowned Czechoslovak light machine gun designed in 1924 and adopted in 1926

Full set of research is attached

Honourable Artillery Company (HAC) Cap Badge: J.R. Gaunt London - Queen's Crown 16th series The MK VII water bottleThe Honourable Artillery Company (HAC) is a distinguished military organization based in the United Kingdom, with a history dating back to 1537, making it one of the oldest military units in the world. The HAC has played various roles throughout its existence, including those of infantry, artillery, and ceremonial duties. It is primarily a reserve regiment of the British Army and has contributed significantly to both national defense and ceremonial