How Long Is Your Best Day’s Work? – Strength Magazine – December, 1923

It is now considerably more than a year since I started to assemble information for this article. I have read articles and books and tracts and reports by the score on the ten hour day, the eight hour day, the six hour day and every other kind of a day. I have talked to labor leaders, employers, economists and sociologists. I have studied the theory of fatigue. I have looked into the physiological aspect of the question.

Stark CenterUniversity of Texas