[es] Cronómetros

[ca] Cronòmetres

[eu] Kronometroak

[gl] Cronómetros

[en] Chronometers

[en] Stopwatches

[fr] Chronomètres

Relojes

Tiempo--Medición

http://data.bnf.fr/ark:/12148/cb11979100r

http://id.loc.gov/authorities/subjects/sh93005006

http://lemac.sgcb.mcu.es/Autoridades/LEMAC201206806/concept

http://lemag.sgcb.mcu.es/Autoridades/LEMAG201301155/concept

http://lemav.sgcb.mcu.es/Autoridades/LEMAV2015004532/concept

http://id.loc.gov/authorities/subjects/sh85025422

Cronómetros--Historia