Gonville and Caius 35, 15th century, fols. 1-137.

At Vienna

Vienna 2357, 14th century, fols. 1-46, Lucretius de naturis rerum.

Vienna 5371, 15th century, fols. 1-100r, Opus de rerum naturis.

At Munich

CLM 326, 14th century, 95 fols. The catalogue states, “Liber Thomae Cantipr. vel. Conradi Megenb. similis, sed multo amplior”; but its preceding description of the contents is sufficient to identify the work as Thomas of Cantimpré’s.

CLM 2655, 13th century, fols. 1-94, de naturis rerum visibilium.

CLM 3206, 13-14th century, fols. 1-145, de naturis rerum liber.

CLM 6908, 13th century, fols. 1-78, Tractatus de naturis animalium in xx libros divisus quorum tres extremi desunt.

CLM 8439, 15th century, fols. 84-144, Alberti Magni de naturis rerum.