In later years, he expanded his musical training studying harmony and counterpoint with Walter Piston's well known texts, and wrote down most of his best known pieces.
Walter Scott | Sir Walter Scott | Walter Cronkite | Walter Raleigh | Walter Benjamin | Walter Mondale | Walter Matthau | Walter Gropius | Walter Hamma | Walter Savage Landor | Walter Burley Griffin | Walter Payton | Walter | Bruno Walter | Walter Winchell | Walter Crane | Walter Rilla | Walter Koenig | Walter Brennan | Walter Sickert | Walter Pidgeon | Walter Isaacson | Walter Damrosch | Walter Crickmer | Walter Brueggemann | Walter Reed | Walter Browne | Little Walter | Walter Runciman, 1st Viscount Runciman of Doxford | Walter Rothschild, 2nd Baron Rothschild |
He then completed graduate work in music under Walter Piston and Hugo Leichtentritt at Harvard University,where he played frequent recitals with his friend and classmate, Leonard Bernstein.
The band’s A&R director and photographer Stephen Paley recalled how "together" Sly Stone was while working on Stand!, down to his constant referencing of Orchestration, a how-to book on orchestral arrangement by Walter Piston.
Three New England Sketches by Walter Piston is a symphonic suite dating from 1959.