[quote=TeddyBearMafia]
I'd suggest some variation on the , which was an early Polish variation used in 1939. But not a ton of European nations had locally developed high-caliber anti-tank weapons at the start of WW2.
[/quote]

Well, actually...The Solothurn S18/100 was initially deployed in 1938, and the Lahti L-39 was designed/introduced in 1939.