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Being to treat of the Doctrine of Sounds, I hold it conventient to premise something in the general concerning this Theory; which may serve at once to ingage your attention, and excuse my pains, when I shall have recommended them, as bestow'd on a subject not altogether useless and unfruitful.

philosophical transactions of the royal society of london

An introductory essay to the doctrine of sounds, containing some proposals for the improvement of acousticks; As it was presented to the Dublin Society Nov. 12. 1683. by the Right Reverend Father in God Narcissus Lord Bishop of Ferns and Leighlin.