I'd reduce your powder charge a grain or so and use them. You can load up 5 or so and send them to Tom Armbruster for pressure testing. Cheap insurance for a nice vintage shotgun. Primers are cheap shotguns not so much.
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There is no hunting like the hunting of man, and those who have hunted armed men long enough and liked it, never care for anything else thereafter...Earnest Hemingway
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