Lochner v. New York · ¶42

We also judicially know that the number of hours that should constitute a day’s labor in particular occupations involving the physical strength and safety of workmen has been the subject of enactments by Congress and by nearly all of the States. Many, if not most,, of those enactments fix eight hours as the proper basis of a day’s labor.

U. S. Reports, bound volume
U. S. Reports, volume 198, at 45 (Library of Congress) · transcription: Caselaw Access Project
Passage preview. Read in context for the complete text, notes and references.