| proquest historical newspapers online | 0.95 | 0.3 | 4505 | 37 | 1 |
| proquest historical newspapers new york times | 1.13 | 1 | 8499 | 45 | 85 |
| proquest historical black newspapers | 1.05 | 0.3 | 6063 | 36 | 73 |
| us newspapers on proquest | 1.25 | 0.8 | 6064 | 25 | 23 |
| proquest news and newspapers | 1.82 | 0.2 | 8655 | 28 | 32 |
| proquest national newspapers database | 1.15 | 0.9 | 7878 | 37 | 15 |
| proquest bc historical newspapers | 1.87 | 0.4 | 6053 | 33 | 81 |
| proquest news & newspaper database | 0.08 | 0.4 | 7991 | 34 | 7 |
| proquest historical newspapers tampa | 1.31 | 0.8 | 9037 | 36 | 40 |
| proquest historical annual reports | 1.13 | 0.2 | 7941 | 34 | 41 |
| proquest new york times | 1.78 | 1 | 3335 | 23 | 96 |
| proquest new york times database | 0.85 | 0.9 | 16 | 32 | 84 |
| is proquest a journal | 0.77 | 0.2 | 9872 | 21 | 73 |
| who is the publisher of proquest | 0.68 | 0.5 | 9466 | 32 | 5 |
| is proquest a publisher | 1.23 | 0.3 | 2373 | 23 | 71 |
| proquest times of india archive | 0.5 | 0.5 | 7772 | 31 | 30 |
| proquest research library database articles | 0.22 | 0.2 | 3492 | 43 | 52 |
| proquest magazines for libraries | 0.19 | 0.9 | 7985 | 32 | 99 |
| proquest times of india | 0.5 | 0.3 | 3499 | 23 | 81 |
