The average weekly wages in unionized industries rose from $17.50 to $24, and the average workweek fell from almost 54.5 hours to just under 49 hours. (18 avr. 1890 – 12 sept. 1915)
Ajouté au bande de temps:
Date:
18 avr. 1890
12 sept. 1915
~ 25 years
