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Useful document here for identifying proof marks, Especially useful for older or foreign shotguns 👍🏻 I’ve had it saved in my iBooks for a while and used it a fair few times
http: //www.gunproof.com/Proof_Memoranda/RULESOFP.PDFmark akehurst, James Hicks and Neil Wragg-
Thanks Daniel, with this and a little search I have managed to date my daughters Baikal 27c
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