Staffa 1974 Seals of the 13 Original American States #11 (New York) £6 perf label embossed in 23 carat gold foil (Rosen SF 277 cat £30) unmounted mint
Staffa 1974 Seals of the 13 Original American States #11 (New York) £6 perf label embossed in 23 carat gold foil (Rosen SF 277 cat £30) unmounted mint