Leading American men of science

Contents: Benjamin Thompson, Physicist; Alexander Wilson, Ornithologist; John James Audubon, Ornithologist; Benjamin Silliman, Chemist; Joseph Henry, Physicist; Louis Agassiz, Zoologist; Jeffries Wyman, Anatomist; Asa Gray, Botanist; James Dwight Dana, Geologist; Spencer Fullerton Baird, Geologist; Othniel Charles Marsh, Paleontologist; Edward Drinker Cope, Paleontologist; Josiah Willard Gibbs, Physicist; Simon Newcomb, Astronomer; George Brown Goode, Zoologist; Henry Augustus Rowland, Physicist; William Keith Brooks, Zoologist.