David Humphreys was aide-de-camp to Washington during the American Revolution. His Life of Israel Putnam, originally published in 1788, has rightly been described as “the first biography of an American written by an American.” It is, as William C. Dowling observes, “a classic of revolutionary writing, very readable and immensely interesting in what it says about the temper of the new republic in the period immediately after the American Revolution.” The subject—General Israel Putnam—is...