Canal Zone, 1904, 5c Blue, "Panama" Double, unused, very slight tropical toning, Fine and scarce, only 120 were issued. Scott No. 12d  $1,100 as o.g. $0 (Image)

Canal Zone, 1912, 2c Vermilion & Black, Inverted Center, Overprint Reading Down, o.g., strong colors, few nibbed perf at upper left, Fine appearance. Scott No. 39e  $650. $0 (Image)

Canal Zone, 1920, 2c Orange Vermilion & Black, Double Overprint, both bright and fresh with lightly hinged o.g., 56b with bottom selvage, fresh and F.-V.F., only 100 of each were issued. Scott No. 56a, 56b  $1,250. $0 (Image)

Canal Zone, 1924, 50¢ Lilac, Flat "A", well centered, tied by "Balboa Heights, C.Z. Jan 12, 1926" cds on registered airmail cover to Columbus, Ohio, "Received too late for Overnight Air Service, Forwarded by rail." label affixed, Philadelphia (1.19) and Columbus (1.20, 1.21) backstamps; reduced slightly at right, Very Fine, A rare use of the 1924 50¢ issue, of which only a handful are known. Scott No. 80  Estimate $300 - 400. $0 (Image)

Canal Zone, 1926, $1 Violet Brown, Sharp "A", well centered, tied by "Balboa Heights, Canal Zone. Jan 20, 1927" cds on registered airmail cover to Westerville, Ohio, reverse with New Orleans (1.27) and Westerville (1.29) cds, Very Fine, A rare use of the 1926 $1 issue, of which only a handful are known. Scott No. 95  Estimate $400 - 600. $0 (Image)

Canal Zone, 1928, 50¢ Lilac, Sharp "A", wonderfully fresh and virtually perfectly centered with bright color and immaculate, never hinged o.g., post office fresh and Extremely Fine; with 1987 P.F. certificate. Scott No. 94  $375. $0 (Image)

Canal Zone, Airmail, 1931, 10¢, 40¢ and $1 Issues, used with 3¢ purple and U.S. 10¢ special delivery #E15a tied by Canal Zone roller cancel on cover to Silver City, S.D., Fort Amador return address, Balboa (6.11) and Miami (6.11) backstamps; some edge wear; F.-V.F., A scarce U.S. special delivery use from Canal Zone. Scott No. C9, C13-C14 + U.S. E15a  Estimate $200 - 300. $0 (Image)

Canal Zone, Plate Block Stock, 1924-76, on stockcards with catalog $2-$400+ for each block; including commemoratives & definitives in modest to moderate duplication, strong showing of airmails; fresh material, with Scott cat. approximately $4,200. Estimate  $500 - 750. $0

Canal Zone, Postage Due, 1914, 1¢ Rose Carmine, Block of Four, top left and bottom right stamps showing misaligned "E" overprint variety, tied by quartered cork cancels on cover to the postmaster at Mount Hope, purple "Colon, Dic 4, 1914" machine postmark and matching due handstamp, Very Fine. Scott No. J1  Estimate $300 - 400. $0 (Image)

Canal Zone, Postal Card, 1907, 1¢ on 2c Carmine, Double Surcharge, bright and fresh, Extremely Fine, this being one of only five mint entires reported. UPSS No. 1b. Scott No. UX1a  $1,500. $0 (Image)

Canal Zone, Postal History, group of 28 covers including FDCs, includes #39c on legal size cover to Indianapolis, 1943 registered airmail use with #C10 and C13, etc., F.-V.F. Estimate  $150 - 200. $0

Canal Zone, Registration Envelope, 1918, 10¢ on 5c Black & Red on Cream, Narrow Surcharge, small size envelope to New York uprated with 1918, 2¢ vermilion & black and canceled by cork handstamps, reverse with "Ancon, C.Z., Feb 20, 1920" cds's, Very Fine, very scarce. UPSS No. RE1a. Scott No. UF1+53; $2,000  Estimate $1,000 - 1,500. $0 (Image)