"General description of the collection: The Richard J. Gatling papers include an autographed, signed letter from Richard J. Gatling to Laura M. Wachschlager (June 27, 1888) explaining why he invented the Gatling gun in 1862."@en . "Contains information pertaining to the following war: Civil War -- General."@en . . . . . . . "Richard J. Gatling papers"@en . "Archives"@en . . . . "Contains information pertaining to the following organization: The Gatling Gun Company."@en . "Contains the following type of materials: correspondence / letters."@en . "Gatling papers"@en . "Papers of Richard J. Gatling"@en . "Records and correspondence"@en . . . . .