sentences:  Following his playing career, Gilbert became a successful minor league manager in 29 seasons with the New York/San Francisco Giants (1950–1980) and Atlanta Braves (1981–1982) organizations.He posted a 2,009–1,889 record for a .514 winning percentage, including league championships with the Springfield Giants (Eastern League, 1959, 1960 [co-champ] and 1961) and Amarillo Giants (Texas League, 1969 and 1971).He also coached during four seasons for the San Francisco Giants (1972–1975).