| Historic barrier breaker | 24 |
| Historic Bantu empire | 21 |
| Historic B-29 | 13 |
| Historic atoll | 14 |
| Historic Atlantic crosser | 25 |
| Historic astronaut Jemison | 26 |
| Historic assassination date | 27 |
| Historic army fort in Wyoming | 29 |
| Historic ark landfall | 21 |
| Historic Anne | 13 |
| Historic Allen | 14 |
| Historic Alabama march site | 27 |
| Historic Alabama city | 21 |
| Historic age | 12 |
| Historic Adriatic port | 22 |
| Historic act signed by Pres. Nixon | 34 |
| Historic 1974 event | 19 |
| Historic 1972 hurricane | 23 |
| Historic 1951 computer | 22 |
| Historic 1942 surrender site | 28 |
| Historic 1940s event, for short | 31 |
| Historic 1918 speech | 20 |
| Historic 1894 film, "Fred Ott's ___" | 50 |
| Historic 1836 site | 18 |
| Historic "Impaler" | 28 |
| Historic "elder" statesman | 36 |
| Historians' subjects | 24 |
| Historians' study | 21 |
| Historians' realm | 21 |
| Historians' org. | 20 |
| Historian's unit | 20 |
| Historian's tidbit | 22 |
| Historian's subject | 23 |
| Historian's study | 21 |
| Historian's specialty, perhaps | 34 |
| Historian's specialty | 25 |
| Historian's Muse | 20 |
| Historian's letters | 23 |
| Historian's interest | 24 |
| Historian's forte | 21 |
| Historian's divisions | 25 |
| Historian's concerns | 24 |
| Historian's concern | 23 |
| Historian ___ Marshall | 22 |
| Historian ___ Grammaticus | 25 |
| Historian William H. ___, author of "The Rise of the West" | 68 |
| Historian Will or Ariel | 23 |
| Historian Will | 14 |
| Historian whose work covered 142 books | 38 |
| Historian who wrote biographies of Eisenhower and Nixon | 55 |
| Historian Toynbee | 17 |
| Historian Thomas who wrote "The French Revolution" | 60 |
| Historian Thomas who authored "The French Revolution" | 63 |
| Historian Stephen | 17 |
| Historian Shelby | 16 |
| Historian Samuel ___ Morison | 28 |
| Historian Russell and others | 28 |
| Historian Russel ____ | 21 |
| Historian of Caesar's day | 29 |
| Historian of a sort | 19 |
| Historian Nevins | 16 |
| Historian Marshall | 18 |
| Historian Lord ___ | 18 |
| Historian Kearns Goodwin whose work was adapted into the movie "Lincoln" | 82 |
| Historian Henry ___ Commager | 28 |
| Historian from Mass. | 20 |
| Historian Durant | 16 |
| Historian Doris ___ Goodman | 27 |
| Historian Clendinnen who wrote "Reading the Holocaust" | 64 |
| Historian and theologian | 24 |
| Historian Allan ___ | 19 |
| Historian | 9 |
| Histology is a branch of it: Abbr. | 34 |
| Histology | 9 |
| Histogram look-alike | 20 |
| Histamine preceder | 18 |
| Hist. or sci. | 13 |
| Hist. majors' degrees | 25 |
| Hist. majors get them | 21 |
| Hist. figure with a holiday named after him | 43 |
| Hist. class data | 16 |
| Hist. book nos. | 15 |
| Hist. assignment | 16 |
| Hissyfit | 8 |
| Hissy-prone missy | 17 |
| Hissy fits | 10 |
| Hissy fit | 9 |
| Hissing sound | 13 |
| Hissing snake sound | 19 |
| Hissing quality | 15 |
| Hissing honkers | 15 |
| Hissing animal | 14 |
| Hissing | 7 |
| Hissies | 7 |
| Hisses' kin | 15 |
| Hisses for silence | 18 |
| Hisser, at times | 16 |
| Hisser | 6 |
| Hissed signals | 14 |
| Hissed reproofs | 15 |