Propnomicon, a blog dedicated to reproducing objects from H. P. Lovecraft's Cthulhu mythos*, posts lots of 1920s and '30s documents for use in RPGs and prop displays. This morning, the blogmaster posted scans of a New York City concealed carry permit from 1927:
I'm long winded. Getting my thoughts down to a punchier, more digestible form is an ongoing goal, and one I practice with varying degrees of success in comments to other people's blogs. But this is my house, and here I can stretch out on the couch.