Lot
19 
To Denver City, Jefferson Territory, 1860 cover franked with 1857 3¢ dull red with pen cancel from Sidney, Iowa to Denver. Additional notations "pr U.S. mail" and "Via St. Joseph Mo" indicate carriage by mail to St. Joseph, where it was to be turned over to an Express, slightly reduced at left, Very Fine. Estimate $150 - 200.
As noted earlier, Jefferson Territory was never recognized by Congress and the name is not found in pre-Colorado postmarks. However, it was recognized as a known destination by the Post Office, and several letters are known addressed to Jefferson Territory.
Realized: $475