This case deals with minimum wage laws and sex discrimination, much like Adkins v. Children's Hospital[?] 261 US 525 1923 and Muller v. Oregon 208 US 412 1908.
See also:
... races, and 1.74% from two or more races. 7.68% of the population are Hispanic or Latino of any race. There are 805 households out of which 22.2% have children under the ...