The commonly held perception that Blaeu was more of a leader in cartography than Jansson does not hold in this case. Here Jansson took the lead with his multi-volume town books, a feet not undertaken since Braun & Hogenberg in 1572. It was to contain 500 plates of cities and towns throughout the world. The spur for this was his acquisition of the Braun & Hogenberg plates from Abraham Hogenberg in 1653. Not in ‘Cartografia Impressa dos Seculos XVI e XVII Imagens de Portugal …’ Exhibition Catalogue; Not in ‘Olhar o Mundo ler o Territorio’ Exhibition Catalogue; Koeman II Ja 17 no. 11; van der Krogt III 6300:31.