Rare gun proofmarks
It’s always good to know the proofmarks for different standards :) gun proofmarks 1 – Idnicates admission to ( receipt at ) proof house. Used after 9 July 1931 2 – Proof of test – automatic pistol from Eibar proof house. Used after 1929 3 – Indicates year of proof. Date is 1946 4 – Acceptance bu military inspectors from Spanish service
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