An essay on magnetic attractions, and on the laws of terrestrial and electro magnetism; comprising a popular course of curious and interesting experiments on the latter subject, and an easy experimental method of correcting the local attraction of vessels on the compass in all parts of the world. With an appendix containing the results of experiments made on ship board, from latitude Q Science
An essay on the means and importance of introducing the natural sciences into the family library, and diffusing the elements of geometry into the plan of the popular education: Q Science
An essay on the natural history of Guiana, in South America : containing a description of many curious productions in the animal and vegetable systems of that country : together with an account of the religion, manners, and customs of several tribes of its Indian inhabitants : interspersed with a variety of literary and medical observations : in several letters Q Science
Essays in the natural sciences in honor of Captain Allan Hancock, on occasion of his birthday, July 26, 1955 Q Science
Essays in the theory of numbers, 1. Continuity of irrational numbers, 2. The nature and meaning of numbers. Authorized translation by Wooster Woodruff Beman Q Science
