| Similarity | Rank | |
|---|---|---|
| oral_history | 0.643 | 22319 |
| historical_Society | 0.636 | 27626 |
| public_history | 0.635 | 99210 |
| historical_society | 0.629 | 76493 |
| social_history | 0.627 | 46374 |
| historical_research | 0.626 | 51289 |
| archaeology | 0.620 | 9112 |
| history | 0.615 | 354 |
| cultural_history | 0.615 | 33672 |
| architectural_history | 0.611 | 83530 |
| genealogy | 0.601 | 20012 |
| military_history | 0.589 | 45278 |
| archeology | 0.588 | 46103 |
| the_rich_history_of | 0.587 | 75061 |
| folklore | 0.583 | 16504 |
| live_history | 0.582 | 57466 |
| heritage | 0.579 | 3951 |
| local_interest | 0.579 | 91841 |
| the_history_of | 0.570 | 1208 |
| historic_preservation | 0.565 | 30201 |
| American_history | 0.564 | 28141 |
| Jewish_history | 0.563 | 58258 |
| historical_study | 0.561 | 94448 |
| historic_house | 0.561 | 99757 |
| material_culture | 0.558 | 38087 |