Paper, ‘A curious dissertation concerning the causes of the power and effects of musick’ by Robt [Robert] Hooke Hooke writes of the psychological effects of music, caused by harmony, sound mutation, tempo, and other musical features. This paper is extracted at CLP/2/32. Subject: Psychology Communicated by William Derham. Followed by a short note from Derham addressed to Dr [James] Jurin dated at Upminster near Rumford in Essex on 24 January 1726, in which Derham explains that he had recently found this paper by Hooke. [1726]