Forum: Miscellaneous Question & Answer Forum
Post here your ‘Antique-Lock’ questions and topics that don’t fit in one of the above forums or if you are unsure where to post. (Admin’s & Moderators may move)
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Never seen a mappins patent with only 4 guards. Odd. It's chicken and egg, I find that the key will not want to go in until it's already cut as the sharp edge on the blank does not move easily...
Is it a Mappin