Schoolhouse Rocker Bob Dorough's obituary

Bob Dorough, who set numbers and grammar to music in 'Schoolhouse Rock!,' dies at 94 [in print as Bob Dorough, 94; Composed magic numbers for kids]

By Matt Schudel

Washington Post April 25 2018, p. B6
online at https://www.washingtonpost.com/local/obituaries/bob-dorough-who-set-numbers-and-grammar-to-music-in-schoolhouse-rock-dies-at-94/2018/04/24/f1fedb4c-47ce-11e8-8b5a-3b1697adcc2a_story.html