Two documents, both of which concern illumination studies, are presented. The first is a report on the illumination study at Hawthorne, which began Nov. 24, 1924 and ended April 30, 1927. In this study, candles of various lengths were introduced...
Detailed daily descriptions of every variable adjusted in the relay assembly test room, including seating positions, methods to track production, temperature, humidity and lighting.
Pamphlet summarizing the six years of research at Western Electrics Hawthorne Works. The research began in 1924 with a study of the relationship between light and production. That study showed that research in human relations could not be...