Medieval Authors	Date	Title	Modern Latin Publication	English Translation
Bartholomeus Anglicus	1200-1272	De proprietatibus rerum	Bartholomeus Anglicus, De rerum Proprietatibus. Frankfurt: Minerva G.M.B.H. 1964
Roger Bacon	1214/1294	Communia Naturalium	Roger Bacon, Communia Naturalium, ed. R. Steele, Oxford: Clarendon Press 1909
Roger Bacon	1214/1294	Opus Maius	Roger Bacon, Opus Maius, ed. J. Bridges, Oxford, Clarendon Press, 1897
Hildegard of Bingen	1098-1179	De quinque planete	Beate Hildegardis Cause et Cure, ed. L. Moulinier Berlin: Akademie Verlag GmbH, 2003, Rarissima Mediaevalia 1
Hildegard of Bingen	1098-1179	De Firmamenti Firmitate	Beate Hildegardis Cause et Cure, ed. L. Moulinier Berlin: Akademie Verlag GmbH, 2003, Rarissima Mediaevalia 1
Hildegard of Bingen	1098-1179	De Pipere		Hildegard of Bingen's Medicine, W. Strehlow & G. Hertzka, trans. K. Strehlow, Santa FE, NM: Bear & Company, 1988
Isidore of Seville	560-636 CE	Etymologies		S. A. Barney, W. J. Lewis, J. A. Beach, O. Berghof (trans.), The Etymologies of Isidore of Seville. With the collaboration of M. Hall. Cambridge: Cambridge University Press, 2006. Pp. 475. ISBN 0-521-83749-9.
Pliny the Elder (Caius Plinius Secundus)	AD 23 – August 24, AD 79	Natural History	Pliny on the Web	Books 1-13