Army officer (1896–1970) who headed the Manhattan Project and oversaw the construction of the Pentagon. DS, signed “Leslie R. Groves,” three pages, 8.5 x 13.75, October 7, 1960. Publication contract between Groves and Harper & Brothers for "a Work now entitled 'The Manhattan Project by Leslie R. Groves,'" to be between 100,000 and 150,000 words, and sold at a retail price of not less than $4.00. The contract outlines the terms for an advance of $2,500, as well as future royalties to be split between Groves and his son, Richard H. Groves. Signed at the conclusion in ballpoint by Leslie R. Groves, his son Richard H. Groves, and an official from Harper & Brothers. In fine condition, with usual document wear. Groves's history of the Manhattan Project was released in 1962, under the title Now It Can Be Told: The Story of the Manhattan Project.Format: DS