U.S. & Worldwide Stamps
April 25-26, 2012
| Images | Description | Current Bid |
 | Lot #1405 LARGE LOTS & COLLECTIONS COLOMBIA Air Post 1923 many stamps, including 640 sheets of the 30c value, disappeared from a shipment sent by the steamer "Christian Horn". This was a substantial financial loss and in order to detect the missing stamps, the remaining stock were overprinted with a small control "dot" (secret dot). The color of the dot is the same as the stamp and the overprinted values are sometimes difficult to notice. They exist mostly on the 30c value and are also known on 10c and 60c. A specialized collection, with a photocopy of a short article from "El Tiempo" November 24, 1923 edition explaining the problem, mounted exhibition style on pages, with 63 covers including eight with 10c, thirteen with 60c, balance with the 30c value, with earliest known usage (November 19,1923), mixed frankings, combinations, 20c black (instead of gray) overprinted "R", used with 10c (with secret dot), 30c with double dot (one of only two known on cover) and more, some quite spectacular, different destinations etc. An important collection of the Secr  | Price Realized $2,000.00 |
