These appear to be from The Charles H.
McCaghy Collection of Exotic Dance at Ohio State University. More on Flickr.
https://secure.flickr.com/photos/60966199@N08/sets/72157626312413421
Thanks Accita .... it is always good to know the possible source of the posts... while I, and many of my readers, are aware that Playboy's first edition came out in 1953 there are many others who have no clue.... thank you for the link.
