Lot
850 
Portland, Oreg. Exposition Sta., Aug 1, 1905, perfect clear strike of duplex ties 1¢ green (300), rich color, on post card with purple handstamped address to Binghampton N.Y., Extremely Fine and choice, ex-Bomar, Mader. Bomar No. P05-01 Estimate $500 - 750.
ONE OF THE FINEST RECORDED EXAMPLES OF THIS RARE EXPO MARKING.
Realized: $400
Lot
851
Registered, Sep 16 1905, Exposition Station, Portland, Oregon, complete strike of framed purple postmark on Lewis and Clark Centennial Exposition multicolor ad cover bearing 8¢ violet black, 10¢ pale red brown (306, 307) singles, guidelines at left, tied by "Portland, Ore. / Exposition Sta." framed postmark (Bomar P05-06) to Austria, purple Portland (9.16) and New York (9.22) transit backstamps with New York registry exchange label affixed partly over stamps, Gablonz (10.2) arrival backstamp, Very Fine. Bomar No. P05-07 Estimate $1,000 - 1,500.
ONE OF ONLY EIGHT RECORDED EXAMPLES OF THIS REGISTERED POSTMARK, OF WHICH ONLY TWO ARE DESTINED ABROAD.
This is the earliest recorded example of this registry postmark, known used from Sep. 18th to Oct. 5th 1905.
Realized: $1,300
Lot
852
1905, Lewis and Clark Centennial (Portland Ore.), small group of 8 covers and post cards with expo cancels and ads including three with P01-02 machines, one held for postage as originally mailed with expo label only, includes three different expo post cards and three different ad covers, F.-V.F. Estimate $150 - 200.
Realized: $120