Composer of 'The Ballad of the Green Berets' (1940-1989) who died under mysterious circumstances. DS, signed “Barry Sadler,” one page, 8.5 x 14, July 21, 1977. Agreement between Williams and Mandala International, in which he waives "any and all royalties for the sale of phonograph records and/or pre-recorded tapes derived from the master recording(s) as follows: 'Ballad of the Green Beret,' $637.50 net to artist upon completion of session." In very good to fine condition, with light creasing, and rusty paperclip impressions to the upper left corner. After serving in the Vietnam War from December 1964-May 1965, Sadler returned home and recorded his patriotic 'Ballad of the Green Berets,' which became a number one hit.