| Text | Length |
| Distinctive time periods | 24 |
| "-zoic" things | 24 |
| Significant time periods | 24 |
| Notable times in history | 24 |
| Notable historical spans | 24 |
| Elizabethan and Big Band | 24 |
| Stats for Walk and Waits | 24 |
| Reagan and Clinton, e.g. | 24 |
| Presidential terms, e.g. | 24 |
| Long lines on a timeline | 24 |
| Historic periods of note | 24 |
| Historians' subjects | 24 |
| Certain historical spans | 24 |
| Big band and Roman, e.g. | 24 |
| Alexandrian and Augustan | 24 |
| Like some wall calendars | 24 |
| Answering machine button | 24 |
| Answering-machine button | 24 |
| Clean off the chalkboard | 24 |
| Backspace, on a computer | 24 |
| Start over a puzzle, say | 24 |
| Remove from a hard drive | 24 |
| Remove from a blackboard | 24 |
| Not leave one's mark | 24 |
| Get rid of files on a PC | 24 |
| Do an after-school chore | 24 |
| Wiped off the blackboard | 24 |
| Cleaned, as a blackboard | 24 |
| Puzzler's precaution | 24 |
| Problem solver, in a way | 24 |
| Pencil pusher's need | 24 |
| Mistake maker's need | 24 |
| It gets the graphite out | 24 |
| Crossword solvers often | 24 |
| Back-to-school purchases | 24 |
| Aids for the error-prone | 24 |
| Prepares tapes for reuse | 24 |
| Acknowledgment of error? | 24 |
| This slows down a typist | 24 |
| Proof a mistake was made | 24 |
| The "E" in QED | 24 |
| Latin I verb conjugation | 24 |
| Verb used in lorem ipsum | 24 |
| Part of Q.E.F. or Q.E.D. | 24 |
| Sara Teasdale's muse | 24 |
| One of nine on Parnassus | 24 |
| Keats' favorite Muse | 24 |
| Clio's poetic sister | 24 |
| "Ring" goddess | 24 |
| Wagnerian contralto role | 24 |
| Prepositional palindrome | 24 |
| It may come before long? | 24 |
| I - I palindromic center | 24 |
| Famous palindrome center | 24 |
| Poetic "prior" | 24 |
| A palindrome's pivot | 24 |
| Like squirrels' ears | 24 |
| Emulated Bob the Builder | 24 |
| Building or constructing | 24 |
| __ set: construction toy | 24 |
| Classic construction toy | 24 |
| Puts up, as a skyscraper | 24 |
| Taker of a religious vow | 24 |
| To this point, in poetry | 24 |
| Start of a Cockney toast | 24 |
| Tiny fraction of a joule | 24 |
| Ten-millionth of a joule | 24 |
| Work at the science lab? | 24 |
| Unit of work, in physics | 24 |
| Region of shifting sands | 24 |
| Word before a conclusion | 24 |
| 'Cogito, -- sum' | 24 |
| Logician's connector | 24 |
| It then follows that ... | 24 |
| It may come before a sum | 24 |
| "Sum" preceder | 24 |
| Units of work in physics | 24 |
| Pa. airport north of PIT | 24 |
| A son of Gad: Gen. 46:16 | 24 |
| Language maven Partridge | 24 |
| Bana of "Hulk" | 24 |
| Monty Python member Idle | 24 |
| Holder of a high office? | 24 |
| Rock entertainer Clapton | 24 |
| Late newscaster Sevareid | 24 |
| Google executive Schmidt | 24 |
| Football's Dickerson | 24 |
| Cartman's first name | 24 |
| "Red" explorer | 24 |
| Soap spitfire since 1970 | 24 |
| Author __ Maria Remarque | 24 |
| Skater Heiden and others | 24 |
| Rock's Burdon et al. | 24 |
| Actors Blore and Fleming | 24 |
| City north of Pittsburgh | 24 |
| Pennsylvania harbor city | 24 |
| Sal the mule's canal | 24 |
| Buffalo's waterfront | 24 |
| New York's ___ Canal | 24 |
| Jay Gould's railroad | 24 |
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