Johannes van Loon (1600 - 1686)
![](https://dwc.knaw.nl/DL/images_persons/PE00010821.jpg)
Gender: male
~1600
1686
Biography:
Van Loon was a mathematician, astronomer and geometer. He called himself engraver and sea map maker. He also was writer of some books, which were published by Johannes van Keulen.
Van Loon made drawings for the Quadrans Astromomicus designed by Klaas Jansz. van Vooght (second half seventeenth century).
Collection: Universiteits Museum Utrecht (quadrant).
Occupations:
sea map maker: ~1675
draughtsman
Sources:
Keulen, E.O. van. 'In de Gekroonde Lootsman' : het kaarten-, boekuitgevers en instrumentenmakershuis Van Keulen te Amsterdam 1680-1885 (Utrecht 1989).
Mörzer Bruyns, W.F.J. The cross-staff : history and development of a navigational instrument (Amsterdam/Zutphen 1994).
Mörzer Bruyns, W.F.J. Alphabetical list of Dutch instrument makers compiled by W.F.J. Mörzer Bruyns (Amsterdam 1986).