Pan.-Am. Sta., Buffalo, N.Y., Sep 10 1901, three partial strikes of rubber cds handstamp (Rim #1) without killer bars ties 1¢-10¢ Pan-American complete set (294-299) on cover to Alameda Cal., additional clear strike of cds at lower left, Alameda (9.14) backstamp; couple toned perf tips, Very Fine, ex-Mader. Bomar Nos. B01-02C  Estimate $500 - 750. A RARE COMPLETE SET TIED ON COVER BY THIS RUBBER EXPOSITION HANDSTAMP. This was the final stage of Rim #1, when it could no longer be repaired and was no longer usable as a postmark. $0 (Image)