I’d say this is some kind of war time 32? Steel cased - magnet sticks skinny, taller than the 32 acp shown and almost the height of a 9mm luger
Caliber Ammunition Market Size is to Hit USD 32.62 Bn By 2030
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Dana DiFilippo on X: N.J. attorney general OKs gun microstamping to aid investigations of gun crimes via @njmonitor / X
32 Caliber Ammo Comparison
9x19 mm Blanc headstamp LC 88, but with dots - General Ammunition Discussion - International Ammunition Association Web Forum
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