Example Sentences

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Just at the beginning of the fourteenth century, however, a new line was struck out in map-making by the construction and steady development of sailing charts, or "portolani."

From American Nation: a history — Volume 1: European Background of American History, 1300-1600 by Cheyney, Edward Potts

Strictly scientific map-making begins with the Mediterranean portolani.

From The Chronicle of the Discovery and Conquest of Guinea Vol. II by Zurara, Gomes Eannes de

Nor do the earliest portolani contain any compass-roses or wind-roses.

From The Chronicle of the Discovery and Conquest of Guinea Vol. II by Zurara, Gomes Eannes de

The makers of the better class of portolani evidently had the use of the compass in drawing their charts.

From American Nation: a history — Volume 1: European Background of American History, 1300-1600 by Cheyney, Edward Potts