unused ½pi. dull green to 12pi. orange-brown, with additional 4pi. and 6pi. (marginal), mint, good to fine. S.G. 16a-22, #1145

细节
unused ½pi. dull green to 12pi. orange-brown, with additional 4pi. and 6pi. (marginal), mint, good to fine. S.G. 16a-22, #1145