Roger-Viollet | 647949 | Conveyor belt of the professor Jean-Paul Langlois (1862-1923), French physiologist. Study of a cyclist. 1921. | © Jacques Boyer / Roger-Viollet
Roger-Viollet | 647949 | Conveyor belt of the professor Jean-Paul Langlois (1862-1923), French physiologist. Study of a cyclist. 1921. | © Jacques Boyer / Roger-Viollet
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Conveyor belt of the professor Jean-Paul Langlois (1862-1923), French physiologist. Study of a cyclist. 1921.

MESURECyclist1920sScientistConveyor beltTESTPHYSIOLOGIEINVENTIONUnusualFranceEXPERIMENTEXPERIENCERacing cyclistJean-Paul Langlois Search by keywords
Reference
575-11
License
Right Managed
Date of shooting
1921-01-01 - 1921-12-31
Restriction(s) of use
Prior permission required for all advertising & promotional use or use on consumer goods & derivative products.