Lot 3288 P
Canal Zone, 1941-47 "Official Panama Canal" overprint proofs, types 1 & 2, used on most Official issue (except O8), type 1 with block of 8 and vertical pair and a type 2 single, on soft thin bond paper, also includes a block of 24, block of 4, vertical pair and single proof of the 1951 "Cristobal, Canal Zone" precancel on hard bond, Very Fine.Scott No. O1P, O3P Estimate $200 - 300.
Current Opening Bid: $90
Lot 3289 S
Cuba, 1899, 1c on 1¢, 3c on 3¢-10c on 10¢ issues, "Specimen" overprints, in purple, o.g., unusually well centered for these (except 5¢), fresh and Very Fine.Scott No. 221S, 244S-246S $960.
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Current Opening Bid: $180
Lot
3290 
Cuba, 1899, 10c on 10¢ Webster, type I, in combination with 1899, 1c on 1¢ yellow green + 2c on 2¢ reddish carmine + 3c on 3¢ purple + 5c on 5¢ blue (221-222, 224-225) on cover to Pittsburgh, Pa., all tied by "Military Station 27 Matanzas, Cuba" cds's, Very Fine, ex-Plass.Scott No. 226 Estimate $150 - 200.
Current Opening Bid: $70
Lot
3291 
Guam, Guard Mail, 1930, 2¢-4¢ Issues complete, plate block group consisting of 2¢ right margin plate no. "103589" block of 6 and top margin plate no. "103590" block of 10 (crease in margin), 4¢ corner margin plate no. "44873" block of 12 and top and right margin plate no. "44876" blocks of 6, o.g., F.-V.F. or better.Scott No. M5-M6 $520.
Current Opening Bid: $140