12 h 1 janv. 1879 ans - Javal
Description:
Louis Émile Javal noticed that people do not read smoothly across a page, but rather pause on some words while moving quickly through others.[Javal1990 (translation)]
Ajouté au bande de temps:
Date:
12 h 1 janv. 1879 ans
Maintenaint
~ Il y a 145 ans
