| 60's march site | 19 |
| 60's Mets shortstop Chacon | 30 |
| 60's militant | 17 |
| 60's muscle car | 19 |
| 60's org. | 13 |
| 60's pop star Little ___ | 28 |
| 60's pop star Peter | 23 |
| 60's pop trio Dino, ___ & Billy | 39 |
| 60's poster genre | 21 |
| 60's Presidential in-law | 28 |
| 60's protest | 16 |
| 60's protest grp. | 21 |
| 60's protest leader Hoffman | 31 |
| 60's protest org. | 21 |
| 60's radical | 16 |
| 60's radical org. | 21 |
| 60's radicals: Abbr. | 24 |
| 60's rocket stage | 21 |
| 60's role for Ron Howard | 28 |
| 60's Secretary of the Interior | 34 |
| 60's series set in post-Civil War | 37 |
| 60's service site | 21 |
| 60's service site, informally | 33 |
| 60's singer Barry | 21 |
| 60's singer Christie | 24 |
| 60's singer Gene | 20 |
| 60's singer James | 21 |
| 60's singer Little ___ | 26 |
| 60's singer Sands | 21 |
| 60's singer who "walks like a man"-servant? | 57 |
| 60's sitcom | 15 |
| 60's sitcom character whose maiden name was Frump | 53 |
| 60's sitcom that had a whistled intro, with "The" | 63 |
| 60's sitcom/90's movie | 30 |
| 60's space chimp | 20 |
| 60's space project | 22 |
| 60's spy plane | 18 |
| 60's style | 14 |
| 60's symbol | 15 |
| 60's talk show host Joe | 27 |
| 60's teens | 14 |
| 60's tour site | 18 |
| 60's trip cause | 19 |
| 60's tripper Timothy | 24 |
| 60's turn-on | 16 |
| 60's TV adventure | 21 |
| 60's TV boy | 15 |
| 60's TV crimefighter | 24 |
| 60's TV family | 18 |
| 60's TV horse | 17 |
| 60's TV host | 16 |
| 60's TV kid | 15 |
| 60's TV medical drama | 25 |
| 60's TV puppet | 18 |
| 60's TV tyke | 16 |
| 60's TV's ___ May Clampett | 34 |
| 60's vocalist Vikki | 23 |
| 60's war capital | 20 |
| 60's war zone, briefly | 26 |
| 60's weather satellites | 27 |
| 60's western co-star | 24 |
| 60's ____ sign | 18 |
| 60's-70's A's third baseman | 39 |
| 60's-70's coifs | 23 |
| 60's-70's dos | 21 |
| 60's-70's dress | 23 |
| 60's-70's gallery hangings | 34 |
| 60's-70's German chancellor | 35 |
| 60's-70's hallucinogen | 30 |
| 60's-70's Italian P.M. | 30 |
| 60's-70's Japanese P.M. | 31 |
| 60's-70's Mets star ___ Jones | 37 |
| 60's-70's music genre | 29 |
| 60's-70's N.H.L. nickname | 33 |
| 60's-70's P.M. | 22 |
| 60's-70's police drama, with "The" | 52 |
| 60's-70's political movement | 36 |
| 60's-70's project | 25 |
| 60's-70's sports dynasty | 32 |
| 60's-70's TV sleuth | 27 |
| 60+ mph (1964)/149 mph (today) | 30 |
| 60, in binary | 13 |
| 60-min. periods | 15 |
| 60-min. units | 13 |
| 60-minute drink? | 16 |
| 60-minute periods | 17 |
| 60-minute periods: Abbr. | 24 |
| 60-minute segment | 17 |
| 60-sec. span | 12 |
| 60-year-old carrier | 19 |
| 60-yr.-old state | 16 |
| 60-___ light bulb | 17 |
| 600 | 3 |
| 600 Home Run Club member | 24 |
| 600-homer club member | 21 |
| 600-year-old fictional gangster | 31 |
| 601 in old Rome | 16 |
| 601 to Cato | 12 |
| 601, in old Rome | 16 |
| 601, in Roman numerals | 22 |