Simple answer I don't Know although I do have a Dedicated room it has spilled out a bit, but I get away with it because mine are framed Four glazed and twenty others kept in architects drawers
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I have another seven various frames HP' and the like, problem is as you can see some of the frames are getting a bit rammed I have recently been posting badges under regiments opinions welcome I maybe up to about 7% posted. A bigger problem is the junk I get with the good stuff.