(van) (Langren) returned 2 hits

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Author: Willebrord van Roijen Snell (1580-1626)
First use of Frisius' method of trigonometric triangulation to produce locations of major cities in Holland; foundation of geodesy
Category: Statistics & Graphics
Author: Michael F. van Langren (1598-1675)
First visual representation of statistical data: variations in determination of longitude between Toledo and Rome
Category: Statistics & Graphics