Music and the Making of Modern Science

212 Chapter 13

A B

C

Figure 13.12

Drawings from Faraday ’ s diary: (a) Modes of vibration excited on a circular plate barely covered by water (June

17). (b) The surface of a water glass rung with a moistened finger, showing crispations at the squiggly lines, and

quiet water at × (July 2). (c) The iron ring Faraday designed for the first experiments seeking electromagnetic

induction (August 29).