There was no established minimum wage in 1913. The federal minimum wage was established in 1938 under the Fair Labor Standards Act.
no slave labor
A minimum wage poster is published by the Department of Labor, either the federal department or individual state labor departments. It is required to be displayed at most workplaces and contains information regarding the minimum wage for employees.
the knights of labor were worried or concerned that they would not be able to pursue the 8 hour day because the hay market riot was a signal event in early history which made the K.O.L not able to do the 8 hour day.
about $11111100
From 1 Jan to 24 Jan, the minimum wage in 1950 was $0.75. From 25 Jan and forward, the minimum wage was $1.00.(source: US Department of Labor)
The minimum wage in 1909 was 22 cents a day
labor !
The minimum wage in Barcelona is the same as the national minimum wage in Spain, which is €950 per month for 14 payments annually.
The Fair Labor Standards Act (1938) created the minimum wage system in use today, however, the minimum wage was first nationally mandated by the National Industry Recovery Act (1933).
it might result in a surplus of supply
Minimum wage in 1972 was $1.60. See U.S. Dept of Labor Wage and Hour Division for a table of minimum wage history since 1938.