Other outfielders on the 1964 San Francisco Giants were Willie McCovey, Jesus Alou, Matty Alou, and Harvey Kuenn.
Duke only started 34 games, 20 in right field and 14 in left field, in 1964 ... he was used mainly as a pinch hitter and late inning replacement.
Willie Mays played in 34 games at outfield for the New York Giants in 1952, starting in none of them. He made 109 putouts, had 6 assists, and committed one error, equivalent to .029 errors per game (estimate based on total games played in). He had 2 double plays.
Willie McGee played in 42 games at outfield for the San Francisco Giants in 1994, starting in 40 of them. He played for a total of 1053 outs, equivalent to 39 9-inning games. He made 80 putouts, had 2 assists, and committed one error, equivalent to .026 errors per 9-inning game. He had one double play.
Willie Mays played in 129 games at outfield for the San Francisco Giants in 1970, starting in 117 of them. He played for a total of 3120 outs, equivalent to 115.56 9-inning games. He made 269 putouts, had 6 assists, and committed 7 errors, equivalent to .061 errors per 9-inning game. He had 3 double plays.
Willie Kirkland played in 143 games at outfield for the San Francisco Giants in 1960, starting in 135 of them. He played for a total of 3669 outs, equivalent to 135.89 9-inning games. He made 252 putouts, had 16 assists, and committed 6 errors, equivalent to .044 errors per 9-inning game. He had 5 double plays.
Willie Mays played in 150 games at outfield for the San Francisco Giants in 1966, starting in 147 of them. He played for a total of 3858 outs, equivalent to 142.89 9-inning games. He made 370 putouts, had 8 assists, and committed 7 errors, equivalent to .049 errors per 9-inning game. He had 2 double plays.
Duke Snider played in 43 games at outfield for the San Francisco Giants in 1964, starting in 34 of them. He played for a total of 866 outs, equivalent to 32.07 9-inning games. He made 44 putouts, had 2 assists, and committed one error, equivalent to .031 errors per 9-inning game. He had no double plays.
Willie Keeler played in 2 games at outfield for the New York Giants in 1910, starting in none of them. He made one putout, had no assists, and committed no errors, equivalent to 0 errors per game (estimate based on total games played in). He had no double plays.
Willie Keeler played in 3 games at outfield for the New York Giants in 1893, starting in none of them. He made 2 putouts, had no assists, and committed one error, equivalent to .333 errors per game (estimate based on total games played in). He had no double plays.
Willie Clark played in 7 games at outfield for the New York Giants in 1897, starting in none of them. He made 9 putouts, had no assists, and committed no errors, equivalent to 0 errors per game (estimate based on total games played in). He had no double plays.
Willie Mays played in 121 games at outfield for the New York Giants in 1951, starting in none of them. He made 353 putouts, had 12 assists, and committed 9 errors, equivalent to .074 errors per game (estimate based on total games played in). He had 2 double plays.
Willie Mays played in 34 games at outfield for the New York Giants in 1952, starting in none of them. He made 109 putouts, had 6 assists, and committed one error, equivalent to .029 errors per game (estimate based on total games played in). He had 2 double plays.
Willie Mays played in 14 games at outfield for the San Francisco Giants in 1972, starting in 13 of them. He played for a total of 340 outs, equivalent to 12.59 9-inning games. He made 29 putouts, had no assists, and committed no errors, equivalent to 0 errors per 9-inning game. He had no double plays.
Willie Mays played in 134 games at outfield for the San Francisco Giants in 1967, starting in 123 of them. He played for a total of 3226 outs, equivalent to 119.48 9-inning games. He made 277 putouts, had 3 assists, and committed 7 errors, equivalent to .059 errors per 9-inning game. He had no double plays.
Willie Mays played in 142 games at outfield for the San Francisco Giants in 1968, starting in 129 of them. He played for a total of 3431 outs, equivalent to 127.07 9-inning games. He made 301 putouts, had 7 assists, and committed 7 errors, equivalent to .055 errors per 9-inning game. He had 2 double plays.
Willie Mays played in 108 games at outfield for the San Francisco Giants in 1969, starting in 96 of them. He played for a total of 2601 outs, equivalent to 96.33 9-inning games. He made 199 putouts, had 4 assists, and committed 5 errors, equivalent to .052 errors per 9-inning game. He had no double plays.
Willie Mays played in 129 games at outfield for the San Francisco Giants in 1970, starting in 117 of them. He played for a total of 3120 outs, equivalent to 115.56 9-inning games. He made 269 putouts, had 6 assists, and committed 7 errors, equivalent to .061 errors per 9-inning game. He had 3 double plays.
Willie Mays played in 84 games at outfield for the San Francisco Giants in 1971, starting in 77 of them. He played for a total of 1963 outs, equivalent to 72.7 9-inning games. He made 192 putouts, had 2 assists, and committed 6 errors, equivalent to .083 errors per 9-inning game. He had one double play.