Found 2 collections related to Natural history -- Pre-Linnean works

Pliny, the Elder
Manuscripts and Archives Division | MssCol 2438
1.15 linear feet (5 volumes)
Historia natural de Plinio, translated by Dr. Francisco Hernandez. Libros 1-3, 9-25. [Transcripts, partially from the original draft, and partly from a copy made in the time of Hernandez]. Madrid, 1785
Mazzotta, Benedictus
Manuscripts and Archives Division | MssCol 1928
.29 linear feet (1 box)
Manuscript copy in Latin of Benedictus Mazzotta's "De Triplici Philosophia Naturali, Astrologica, et Minerali," Bologna(?), 1653. Probably part of the library of Albert H. Gallatin