29c Minerals, Sliver Litho Omitted (2703b). Mint N.H. top plate no. and Olympic Post Office Eagle block of eight, bottom row the error with each design missing the Silver litho of the title and denomination, top row normal, fresh and pristine

EXTREMELY FINE. ONE OF ONLY TWO RECORDED STRIPS OF FOUR OF THE 29-CENT MINERALS ISSUE WITH LITHOGRAPHED SILVER OMITTED. A RARITY OF MODERN ERROR COLLECTING.

This error is particularly desirable in a plate block of eight with four normal stamps showing the complete design. The Datz book states two strips of four are known, both in block format

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