Images | Description | Current Bid |
 | Lot #5125 COLOMBIA Air Post 1919 2c carmine, unused with original gum, h.r., signed Champion etc., fine example of this scarce issue (at most 49 unused examples in existence), with 2009 Dieter Bortfeldt certificate. Only 260 copies of this overprint were issued for the experimental flight from Barranquilla to Puerto Colombia, most were used on covers. Overprinting was done in horizontal strips of 10, which were severed by knife, causing most of the stamps to be defective (YT PA1, €5,000) (Scott's "values are for faulty stamps"), * Catalog #C1 Catalog Value $3,500 | Price Realized $1,800.00
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 | Lot #5126 COLOMBIA Air Post 1920 10c Woman and Boy Watching Plane, unused without gum as issued, v.f., with 2002 APS certificate, (*) Catalog #C2 Catalog Value $3,000 | Price Realized $1,700.00
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 | Lot #5127 COLOMBIA Air Post 1920 10c Tilted Plane viewed close-up from above, unused without gum as issued, v.f., signed Kessler, (*) Catalog #C4 Catalog Value $4,600 | Price Realized $2,000.00
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 | Lot #5128 COLOMBIA Air Post 1920 10c Flier in Plane Watching Biplane, unused without gum as issued, v.f., with 2002 APS certificate, (*) Catalog #C5 Catalog Value $3,500 | Price Realized $1,500.00
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 | Lot #5129 COLOMBIA Air Post 1920 10c Lighthouse, unused without gum as issued, v.f., signed Champion, etc., (*) Catalog #C6 Catalog Value $3,000 | Price Realized $1,500.00
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 | Lot #5130 COLOMBIA Air Post 1920 10c Plane at Rest, Pilot Foreground, unused without gum as issued, with 2002 APS certificate stating "lightly soiled at bottom left", probably just an inclusion, v.f., (*) Catalog #C9 Catalog Value $3,500 | Price Realized $1,000.00
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 | Lot #5131 COLOMBIA Air Post 1920 10c on 50c green, surcharge in blue green, l.h., unusually fresh and well centered, with intact perforations, v.f., signed Alex Rendon. Only 12 unused singles recorded, * Catalog #C18 Catalog Value $1,250 | Price Realized $700.00
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 | Lot #5132 COLOMBIA Air Post 1921 30c on 50c green, surcharge in blue, h.r., unusually fresh and well centered, with intact perforations, v.f., * Catalog #C20 Catalog Value $925 | Price Realized $280.00
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 | Lot #5133 COLOMBIA Air Post 1922 Provisional Issue, 20c on 50c green, violet handstamp with pointed hands, h.r., fine, signed Irwin Heiman, etc., with 1959 Philatelic Foundation certificate. This example, illustrated in Cruz & Bortfeldt handbook on these issues, only four (!) recorded, * Catalog #C36 Catalog Value $3,750 | Price Realized $2,700.00
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 | Lot #5134 COLOMBIA Air Post 1922 Provisional Issue, 30c on 10c yellow, n.h., v.f., signed Peter Holcombe and Roumet, rare stamp (this rare provisional surcharge was issued in Bogota on May 5, 1922, due to a sudden shortage of the 30c value. The original stamp was already demonetized and 200 surcharged provisionals were issued, only a few mint copies were sold, catalogued as hinged), ** Catalog #C37 Catalog Value $850 | Price Realized $1,200.00
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