Lot   Cat.#
Net Price
505  281, 292, 307
1924-25, definitive issue, proofs of perforated 6k in black, imperforated 3r in dark brown, both on paper without watermark, in addition perforated proof of 4k in black on watermarked paper, last two with horizontal invalidating perforation, full OG, LH, VF, SC #44, 57, 79

Stamp Auction #78, May 31, 2018. Raritan Stamp, Inc