| EARLY COLORANO PRE SILK CARD #1343 LAW AND ORDER ISSUE |
| COLORANO PRE SILK CARD #1326 LIONS INTERNATIONAL |
| COLORANO PRE SILK CARD #1315 MARINE CORPS RESERVE |
| COLORANO PRE SILK CARDS #1415-1418 CHRISTMAS ISSUE 1970 |
| COLORANO PRE SILK CARD #1322 MARY CASSATT ISSUE |
| COLORANO PRE SILK CARD #1319 GREAT RIVER ROAD ISSUE |
| COLORANO PRE-SILK CARD FDC #1336 CHRISTMAS 1967 |
| COLORANO PRE SILK CARD #1315 MARINE CORPS RESERVE |
| COLORANO PRE SILK CARD #1323 NATIONAL GRANGE ISSUE |
| EARLY COLORANO PRE SILK CARD #1343 LAW AND ORDER ISSUE |
| EARLY COLORANO PRE SILK CARD #C74 50TH ANNIV. AIRMAIL |
| COLORANO PRE SILK CARD #1329 VOICE OF AMERICA ISSUE |
| COLORANO PRE SILK CARD #1328 NEBRASKA STATEHOOD ISSUE |
| COLORANO PRE-SILK CARD FDC #1334 FINNISH INDEPENDENCE |
| COLORANO PRE SILK CARD #1326 LIONS INTERNATIONAL |
| COLORANO PRE-SILK CARD FDC #1337 MISSISSIPPI STATEHOOD |
| COLORANO PRE SILK CARD #1327 HENRY DAVID THOREAU ISSUE |
| COLORANO PRE SILK CARD #1324 CANADA CENTENARY ISSUE |
| COLORANO PRE-SILK CARD FDC #1333 URBAN PLANNING ISSUE |
| COLORANO PRE SILK CARD #1330 DAVY CROCKETT ISSUE |
| COLORANO PRE SILK CARD #C70 ALASKA PURCHASE ISSUE |
| COLORANO PRE-SILK #1374 John Wesley Powell |
| COLORANO PRE-SILK #1407 South Carolina Statehood |