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19 févr. 1929 - En la Unión Soviética se implanta la jornada laboral de siete horas
Ajouté au bande de temps:
Línea de Tiempo Mundo
By
Diego G.
26 mars 2019
0
0
1856
Date:
19 févr. 1929
Maintenaint
~ Il y a 96 ans
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