Alhazen — 15th century

Gervase of Tilbury — 14th century, third quarter; Italian, Naples

Cantalycius (?), Columella, etc. — 15th century

Bartholomew the Englishman — 14th century, end

Alanus de Insulis, Martianus Capella, etc. — c. 1400; English, Norwich

Paulus de Venetiis, Thomas Aquinas, etc. — c. 1460–1461; Italian, Pavia

Thomas of Cantimpre, Bartholomew of Salerno — 15th century

Paulus Venetus — 15th century

Lapidaries — 15th century

Zahel, Albumasar, etc. — 14th century, end

Messahala — 14th century, end

Blasius of Parma, Jean Buridan, etc. — 15th century

Johannes de Sacro Bosco, Johannes de Dondis, etc. — 15th century

Herbal, Medical treatise, etc. — c. 1500 (?); Italian