Levinus Hulsius (1550 – 1606) was a maker and dealer of fine scientific instruments; publisher and printer; linguist and lexicographer; wrote extensively on the construction of geometrical instruments. Although he was born in Flanders he lived and worked in the Netherlands and Germany. Works Sources Mathematics from the birth of numbers, Jan Gullberg, W. W. Norton & Company; 1st ed edition (October 1997), 1093 pages Ralf Kern: "Wissenschaftliche Instrumente in Ihrer Zeit". Band 2: "Vom Compendium zum Einzelinstrument". Verlag der Buchhandlung Walther König 2010, Belgian science writers Scientists from Ghent 1546 births 1606 deaths 16th-century printers 17th-century printers 16th-century writers 17th-century writers Businesspeople from Ghent