| Paleozoic or Mesozoic | 21 |
| Paleozoic or Cenozoic | 21 |
| Page of history | 15 |
| One for the history books | 25 |
| One cause for Steinem | 21 |
| Old polit. cause | 16 |
| NOW project | 11 |
| NOW objective | 13 |
| Notable age | 11 |
| Nostalgia elicitor | 18 |
| Newsworthy time in history | 26 |
| Muslim or Christian, e.g. | 25 |
| Musical generation | 18 |
| Multiple periods | 16 |
| Monarch's reign, e.g. | 25 |
| Momentous time in history | 25 |
| Mesozoic or Paleozoic | 21 |
| Mesozoic or Cenozoic | 20 |
| Mesozoic ___ | 12 |
| Memorable time in music | 23 |
| Memorable period of time | 24 |
| Mayan or Roman | 14 |
| Mauve Decade, e.g. | 18 |
| Many a presidential term, historically | 38 |
| Lib cause | 9 |
| Large time piece? | 17 |
| It's a stretch | 18 |
| It's a ballpark figure | 26 |
| It was supported by NOW | 23 |
| It should be low on a diamond | 29 |
| It didn't get ratified | 26 |
| Issue for NOW | 13 |
| Internet __ | 11 |
| Initials in the news | 20 |
| Important historic period | 25 |
| Hurler's stat. | 18 |
| Horse and buggy, e.g. | 21 |
| Horse and buggy __ | 18 |
| History-book chapter, perhaps | 29 |
| History text unit | 17 |
| History chapter, perhaps | 24 |
| History book topic | 18 |
| Historical time period | 22 |
| Historical period of time | 25 |
| Historic time piece? | 20 |
| Historic time period | 20 |
| Historic stretch | 16 |
| Historic span | 13 |
| Historic chapter | 16 |
| Historic block of time | 22 |
| Historian's unit | 20 |
| Hall of Fame stat | 17 |
| Grand time | 10 |
| Geology topic | 13 |
| Geological time span | 20 |
| Gay '90s, say | 17 |
| Gaslight, for one | 17 |
| Former NOW concern | 18 |
| Former NOW cause | 16 |
| Fantasy baseball stat | 21 |
| Failed NOW goal | 15 |
| Fab rival | 9 |
| Eon subunit | 11 |
| End of an ___ | 13 |
| Elizabethan or Victorian | 24 |
| Eisenhower years, e.g. | 22 |
| Disco __ | 8 |
| Detergent name | 14 |
| Depression, e.g. | 16 |
| Cy Young stat | 13 |
| Controversial amendment | 23 |
| Common __ | 9 |
| Closer's stat | 17 |
| Closer's no. | 16 |
| Clinton __ | 10 |
| Chunk of time | 13 |
| Christian or Roman | 18 |
| Christian or Caesarean | 22 |
| Christian __ | 12 |
| Chapter of a sort | 17 |
| Cenozoic or Paleozoic, e.g. | 27 |
| Bygone polit. cause | 19 |
| Brand in the laundry room | 25 |
| Bob Gibson's was 1.12 in 1968 | 33 |
| Block of time | 13 |
| Big name in home selling | 24 |
| Big Band follower? | 18 |
| BCE part | 8 |
| Baseball's Steroid __ | 25 |
| Baseball stat that is better when lower | 39 |
| Baseball figure | 15 |
| Ballpark figure, for short | 26 |
| All competitor | 14 |
| A strike-out makes it go down | 29 |
| A quality start can lower it | 28 |
| A one-two-three inning makes it go down | 39 |
| A good start drops it | 21 |
| A good one in the NL is low | 27 |
| A goal of NOW | 13 |
| A cause for Steinem | 19 |