Cartographica Neerlandica Bibliographical Sources for Ortelius Map No. 71

Bibliographical sources:

Bouillus, Carolus 71.2, 71.8
Brontius, Nicolaus 71.3
Cæsar Commentaries 71.7
Cœnalis, Robert 71.5
Guicciardini 71.5, 71.10
Hubertus, Thomas of Liege 71.7, De Tungris & Eburonibus 71.10
Lessabæus, Iacobus 71.2, 71.10
Ptolemæus 71.7
Surhonius, Jacobus is mentioned in the cartouche of the third Hannonia map as its maker, Ort71