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.
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... age is 35 years. For every 100 females there are 95.1 males. For every 100 females age 18 and over, there are 89.3 males. The median income for a household in the town ...