#860: viewshed, drawing, laser disc, soap
, last check: Thu, 30 Apr 2026. Post history
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viewshed
A geodetically correct method to produce visual sheds using Turf.js and Mapbox.gl
http://ww7.formerspatial.com/viewshed?usid=17&utid=33270057586 | archive.org -
drawing
The portfolio of several maps by Jean-Louis Rheault, cartographic design specialist, from Montreal and by assignment
http://jlrmaps.com/portfolio.html -
laser disc
BBC made an interactive map in laser disc in 1985, 20 years before Google Maps, it was not as successful as expected
https://www.bbc.co.uk/ideas/videos/the-interactive-map-that-was-way-ahead-of-its-time/p063z2t2 -
soap
Map of soap makers in France that sell to the public
http://www.couleur-savon.com/carte/france
Raf