- Syphilis26
- Intellectual life25
- Bibliography20
- Russian19
- Antiquities17
- Slavic languages17
- History, Military16
- Technology16
- Prevention14
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- Gonorrhea12
- Literature12
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- Russian imprints12
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- Caricatures and cartoons --Russia --Periodicals.10
- Children10
- Naval art and science10
- Periodicals --Russia --Saint Petersburg10
- Russia --History --Revolution, 1905-1907 --Humor --Periodicals.10