By the time of his death in 1878, Joseph Henry was America's most eminent physical scientist. His achievements in the study of electricity, magnetism, and telegraphy earned him a 30-year tenure as the first secretary of the Smithsonian. This biography illuminates not only the character of 19th-century scientific exploration but also the place of science in American culture. 12 illustrations.

Balanced and in-depth military coverage (all theaters, North and South) in a non-partisan format with detailed notes, offering meaty, in-depth articles, original maps, photos, columns, book reviews, and indexes. Death of General Cobb – Irish Brigade on Mayre’s Heights – Assault of the PA Reserves – 20th Massachusetts and the street fight – Stonewall Jackson’s artillery