With this FDC of scott #2479, issued 3/11/1991, why would they include the 13c sc#1757e that was issued 6/10/78. I thought maybe due to postage, but that was 25c in 91, not 32c
Also with this same FDC, the cachet says "Coil Stamp"... this is not a coil stamp.
Thanks again.
