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- Amherst, William Amhurst Tyssen-Amherst, Baron, 1835-1909 -- Bookplate.1
- Botany -- Pre-Linnean works.1
- Caxton, William, approximately 1422-1491 or 1492.1
- Civilization, Medieval.1
- Encyclopedias and dictionaries -- Early works to 1600.1
- Gardner, Cecil Dunn, 1826-1903 -- Autograph.1
- Incunabula in Yale Library.1
- Medicine, Medieval.1
- Papermaking -- England -- History -- 15th century.1
- Science, Medieval.1
- Zoology -- Pre-Linnean works.1