"Willebrord van Roijen Snell" returned 2 hits

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1
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
Mediaitems: Snell, biographical sketch, Snellius portrait
Category: Statistics & Graphics
2
Author: Michael F. van Langren (1598-1675)
First visual representation of statistical data: variations in determination of longitude between Toledo and Rome
Mediaitem: Langren image
Category: Statistics & Graphics