| Columbia University professor Robert Thurman's daughter | 59 |
| Columbia ___, Minn. | 19 |
| Columbia's Gamecocks, briefly | 33 |
| Columbia's initials | 23 |
| Columbia's mascot | 21 |
| Columbia's owner, once | 26 |
| Columbia's team | 19 |
| Columbia, e.g. | 14 |
| Columbia, e.g.: Abbr. | 21 |
| Columbia, for one | 17 |
| Columbia, for one: Abbr. | 24 |
| Columbia, in a song | 19 |
| Columbia, in an old patriotic song | 34 |
| Columbia, in anthem | 19 |
| Columbia, S.C., newspaper's security department? | 52 |
| Columbia, vis-a-vis the ocean | 29 |
| Columbia-associated record label | 32 |
| Columbia: Abbr. | 15 |
| Columbian Capital | 17 |
| Columbian caravel | 17 |
| Columbian cartel city | 21 |
| Columbian drug kingpin Pablo ranked the seventh richest man in the world by Forbes in 1989 | 90 |
| Columbian Exposition engineer | 29 |
| Columbian kin | 13 |
| Columbian ship | 14 |
| Columbian starter | 17 |
| Columbian vessel | 16 |
| Columbiform birds | 17 |
| Columbine call | 14 |
| Columbine's cousin | 22 |
| Columbite and cuprite | 21 |
| Columbite and galena | 20 |
| Columbo | 7 |
| Columbo and others: Abbr. | 25 |
| Columbo and Uhura (abbr.) | 25 |
| Columbo asset | 13 |
| Columbo caper | 13 |
| Columbo carries one | 19 |
| Columbo concerns | 16 |
| Columbo et al. (Abbr.) | 22 |
| Columbo et al.: Abbr. | 21 |
| Columbo heard a lot of them | 27 |
| Columbo or Vallee | 17 |
| Columbo player | 14 |
| Columbo portrayer | 17 |
| Columbo was one | 15 |
| Columbo's concern | 21 |
| Columbo's employer, for short | 33 |
| Columbo's garb | 18 |
| Columbo's hangout | 21 |
| Columbo's jalopy, for one | 29 |
| COLUMBUS | 8 |
| Columbus : ___ :: ... | 21 |
| Columbus and Paganini | 21 |
| Columbus Avenue, vis-a-vis Amsterdam | 36 |
| Columbus beats Tampa Bay in soccer | 34 |
| Columbus Blue Jackets' org. | 31 |
| Columbus called it home | 23 |
| Columbus campus | 15 |
| Columbus campus (abbr.) | 23 |
| Columbus campus initials | 24 |
| Columbus campus, briefly | 24 |
| Columbus campus, for short | 26 |
| Columbus campus: abbr. | 22 |
| Columbus caravel | 16 |
| Columbus college funds? | 23 |
| Columbus concern in 1492 | 24 |
| Columbus contemporary | 21 |
| Columbus craft | 14 |
| Columbus Day baby's birthstone | 34 |
| Columbus Day birthstone | 23 |
| Columbus Day mo. | 16 |
| Columbus Day weekend event | 26 |
| Columbus Day's mo. | 22 |
| Columbus Day, e.g. | 18 |
| Columbus discovery of 1492 | 26 |
| Columbus discovery of 1493 | 26 |
| Columbus discovery of 1498 | 26 |
| Columbus flagship | 17 |
| Columbus gone wild? (Nissan/Ford) | 33 |
| Columbus in N.Y.C. or DuPont in D.C. | 36 |
| Columbus initials | 17 |
| Columbus inst. | 14 |
| Columbus is there | 17 |
| Columbus landed here in 1492 | 28 |
| Columbus landed there in 1492 | 29 |
| Columbus landfall of 1492 | 25 |
| Columbus landfall of 1493 | 25 |
| Columbus landfall of 1498 | 25 |
| Columbus landfall, 1492 | 23 |
| Columbus met them in 1492 | 25 |
| Columbus milieu | 15 |
| Columbus or Sinbad, e.g. | 24 |
| Columbus patron | 15 |
| Columbus resident | 17 |
| Columbus sailed from here | 25 |
| Columbus sch. | 13 |
| Columbus school | 15 |
| Columbus school letters | 23 |
| Columbus setting | 16 |