If you can get to a copy of Fred Delong's Guide to Bicycles and Bicyclin g from the early 70s, there is a picture of a Paramount track bike with QR.
Steven Johnson, Shiloh, IL
"Tom Sanders" <tesanders(AT)comcast.net> wrote: At Greensboro last year I had a pair of QRs with beautifully curved blad es. I wanted to offer them as curved track quick release skewers at my v endor's booth in the upcoming sale, but I had no sure knowledge of what they were.