Navigator's difficulty in calculating the longitude of a place was resolved by Juan de Herrera using nautical instruments which he had invented. He asked Felipe II for the necessary licence to manufacture them, and this was granted by the monarch following a favourable report from the Council o...

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Bibliographic Details

Main Author:	Cervera Vera, Luis
Published:	1997
Online Access:	http://dialnet.unirioja.es/servlet/oaiart?codigo=62192