As mentioned above, Frank Robinson won the Triple Crown in 1966. The Twins' Tony Oliva finished 2nd, followed by the Tigers' Al Kaline. (All three are right fielders!). Oliva won the batting title in '64, '65, and '71, finished 2nd in '66, and 3rd three times: in '68 (by 1 point), '69 (by less than 1 point), and '70. Kaline was no slouch either, having won the title in '55, finishing 2nd in '59, '61, and '63, and 3rd in '66 and '67.
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The same 3 players appear on both the RBI and home run leaders. 1966 was the only season that Robinson led in either RBI or home runs. Harmon Killebrew led the league in RBI 3 times ('62, '69, '71). Boog Powell never led the league in either RBI or home runs, having the misfortune of playing during the peak production years of Killebrew, Robinson, and the Senators' Frank Howard.
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Harmon Killebrew led the league in home runs 6 times ('59, '62, '63, '64, '67, '69).
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