Lot 644
644
unmounted mint -- 10c. perf. 14½, variety blue omitted, fine unmounted mint. S.G. 1094a var. C.P. PA10b(Z), $900

Details
unmounted mint -- 10c. perf. 14½, variety blue omitted, fine unmounted mint. S.G. 1094a var. C.P. PA10b(Z), $900