The experiments herewith reported were undertaken with the view of introducing certain improvements into the oil-drop method of determining e and N and thus obtaining a higher accuracy than had before been possible in the evaluation of these most fundamental constants. From the Physical Review, Vol. II, No. 2
The Elements of Entomology is one of seven in a Series of First Books of Natural History Prepared for the Use of Schools and Colleges. It is a succinct little textbook from 1845 presents an introduction to entomology. The author was a surgeon in the U.S. Navy and president of the Academy of Natural Sciences.