| Early periods | 13 |
| Early Persian | 13 |
| Early Persians | 14 |
| Early personal computer maker | 29 |
| Early personal computers | 24 |
| Early Peruvian | 14 |
| Early Peruvians | 15 |
| Early Peter Frampton band, with "The" | 47 |
| Early philosopher | 17 |
| Early philosophical hot spot | 28 |
| Early phone feature | 19 |
| Early phone fees | 16 |
| Early phones? | 13 |
| Early phonograph | 16 |
| Early phonograph cylinder covering | 34 |
| Early photo color | 17 |
| Early photojournalist Jacob | 27 |
| Early photos | 12 |
| Early physician | 15 |
| Early physics Nobelist | 22 |
| Early pictures | 14 |
| Early pictures' Bara | 24 |
| Early Pilgrim family | 20 |
| Early Ping-Pong score | 21 |
| Early Ping-Pong score, perhaps | 30 |
| Early Ping-Pong tie | 19 |
| Early Plains building material | 30 |
| Early playthings | 16 |
| Early plough pullers | 20 |
| Early poet | 10 |
| Early poet laureate Henry | 25 |
| Early point in one's life | 29 |
| Early political cartoonist | 26 |
| Early political caucus state | 28 |
| Early political race | 20 |
| Early pome fancier | 18 |
| Early pome picker | 17 |
| Early Pontiac muscle car | 24 |
| Early pop? | 10 |
| Early pope | 10 |
| Early pope called "The Great" | 39 |
| Early porch | 11 |
| Early porridge fancier | 22 |
| Early Porsche | 13 |
| Early post of J. Caesar | 23 |
| Early pottage fancier | 21 |
| Early prairie sights | 20 |
| Early prayer | 12 |
| Early pregnancy check | 21 |
| Early Preminger film | 20 |
| Early premium credit card, familiarly | 37 |
| Early president | 15 |
| Early priest | 12 |
| Early priests | 13 |
| Early primary state | 19 |
| Early primary voter | 19 |
| Early primate | 13 |
| Early primates | 14 |
| Early printer type | 18 |
| Early Prizm | 11 |
| Early problem for the Wright brothers? | 38 |
| Early production company for "I Love Lucy" and "Star Trek" | 78 |
| Early prog rock gp. | 19 |
| Early programming acronym | 25 |
| Early programming language | 26 |
| Early progress | 14 |
| Early proponent of alternating current | 38 |
| Early psychoanalyst Coriat | 26 |
| Early puberty size | 18 |
| Early publication becomes late one | 34 |
| Early Puccini opera | 19 |
| Early pulpit | 12 |
| Early pulpits | 13 |
| Early punk rock band with the song "Never Been in a Riot," with "the" | 89 |
| Early punk singer Smith | 23 |
| Early Quaker | 12 |
| Early Quaker cereal | 19 |
| Early rabbi | 11 |
| Early racer | 11 |
| Early races | 11 |
| Early radio | 11 |
| Early radio character | 21 |
| Early radio part | 16 |
| Early radio receiver | 20 |
| Early radio transmitter | 23 |
| Early radio's "___ and Abner" | 43 |
| Early railroad tycoon | 21 |
| Early reading desk | 18 |
| Early Reagan associate | 22 |
| Early Reagan role | 17 |
| Early record label for Bobby Darin and the Beatles | 50 |
| Early record label for Lynyrd Skynyrd | 37 |
| Early recording star Spencer | 28 |
| Early recording systems, familiarly | 35 |
| Early recordings | 16 |
| Early refrigerators | 19 |
| Early release | 13 |
| Early releases of a sort | 25 |
| Early religious sect member | 27 |
| Early resident of Britain | 25 |