| Interesting historical periods |
| Fabric for astronauts' outfits? |
| Historical meeting places |
| Prehistoric implement |
| Prehistoric creature |
| Term for a presidential period, historically |
| Historical chapters |
| Historic spans |
| Notable historical spans |
| Astronauts' affirmatives |
| Astronaut in a 1973 David Bowie hit |
| Historic records |
| Historical novelist Seton |
| Historical interval |
| Amount of land a pair of oxen could plow in a day, historically |
| Phooey on that prehistorically set comic strip! |
| 1978 novelty hit based on a historical person |
| Historic grp. |
| Astronaut's 'yes' |
| He's Terrible, historically |
| Astronauts' cabins or gelatinous casings |
| Jackie Robinson, historically |
| A chimpanzee astronaut |
| Astronaut (WWII naval ensign) |
| Historically, he was terrible |
| Historical Dead Sea region |
| Astronaut Shepard |
| Historic segments |
| Historic NASA missions |
| Alternative to vernacular, historically |