Genre
Early works to 1800
Electronic books
26
Libros electrónicos
12
Biography
2
Early accounts to 1600
2
Pre-Linnean works
2
Primeras obras hasta 1800
2
Biografía
1
Commentaries
1
Congresses
1
Correspondence
1
Facsimiles
1
Fiction
1
Formulae, receipts, prescriptions
1
Manuscripts
1
Obras antiguas hasta 1800
1
Primeros escritos hasta 1800
1
Sources
1
Terminology
1