TY  - BOOK
AU  - Jarrett,David L.
TI  - Colorado Territorial and pre-Territorial postmarks
CY  - Chicago
PB  - Collectors Club of Chicago
KW  - United States
KW  - Colorado Territory
KW  - Postal Markings
KW  - Postal History
KW  - Post Offices
KW  - Post Offices Discontinued
KW  - Postal Officials
KW  - Express Companies
KW  - Colorado
KW  - Kansas Territory
KW  - Nebraska Territory
KW  - Utah Territory
KW  - Territories
KW  - Covers
ER  -