Jacob’s Rod: The Art of Finding Springs, Mines, and Minerals by Means of the Hazel Rod
by M. Baritel, Thomas Welton
A translation from the French of a rare and curious work, A.D. 1693, on the art of finding springs, mines and minerals by means of the hazel rod : to which is appended researches, with proofs of the existence of a more certain and far higher faculty, with clear and ample instructions for using it. [date of translation unknown]
