Rámon Lull — 15th century, second half

Pope Pius II (Aeneas Sylvius) — 15th century, second half

Theological treatises, Papal bull of Pius II, 1463 — 15th century, second half

Papal bull of Pius II, 1463, Pronosticationes euentuum futurorum anni [M.CCCC.] lxxvi — 15th century, second half

Calendarial tables — 15th century, second half

Roger Bacon (?) — 14th century, late; English

Alphabetical list of medicinal plants with short descriptions — 14th century, late; English

Porphyrius, Aristotle — 14th century; Byzantine