Bible Encyclopedias
Siren

The Nuttall Encyclopedia

An instrument for measuring the number of aërial vibrations per second, and thereby the pitch of a given note.

Bibliography Information
Wood, James, ed. Entry for 'Siren'. The Nuttall Encyclopedia. https://www.studylight.org/​encyclopedias/​eng/​nut/​s/siren.html. Frederick Warne & Co Ltd. London. 1900.