(Le) (Blon) returned 3 hits

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1
Author: Jacob Cristoph Le Blon (1667-1741)
Invention of three-color printing
Category: Technology
2
Author: Guillaume Le Nautonier (1557-1620)
Tables, and first world map showing lines of geomagnetism (isogons), used in work on finding longitude by means of magnetic variation. The tables give the world distribution of the variation, by latitude, along each of the meridians
Category: Cartography
3
Authors: Auguste Lumière (1862-1954) & Louis Lumière (1864-1948)
First movie, with the cinématographe, using the principle of intermittent movement of film (16 fps), but producing smooth projection (first public film screening on December 28, 1895 at the Cafe Grand)
Category: Technology