| Answer | Crossword Clue |
|---|---|
| HARPER | Pioneer in American publishing. |
| DOUBLEDAY | Big name in American book publishing for 120+ years ... and a hint to the answers to the starred clues |
| EARHART | American pioneer in aviation. |
| GINN | Old American publishing company. |
| SUTTER | American pioneer. |
| BOONE | American pioneer |
| RANSOMELIOLDS | American auto pioneer |
| MARTHAGRAHAM | American choreography pioneer |
| BOONE | American pioneer Daniel |
| DEFOREST | American television pioneer. |
| DEWEY | American library pioneer. |
| APPLESEED | Johnny ..., American pioneer. |
| TEDSHAWN | American dance pioneer |
| DEERE | American plow pioneer |
| BOONE | American pioneer born 1734 |
