Notable pair of contracts, both signed “Robert Gibson,” dating to 1958 and 1975, the beginning and end of Bob Gibson’s Hall of Fame playing career. The first, a National Association of Professional Baseball Leagues uniform player’s AAA contract, four pages on two adjoining sheets, 8.5 x 11, January 21, 1958, in which Gibson renders “skilled services as a baseball player…during the year 1958" for the Omaha Cardinals, for a monthly salary of $1,000 (the earliest known Gibson contract); and the second, a National League uniform player’s contract, six pages on three adjoining sheets, 8.5 x 11, January 27, 1975, in which Gibson renders “skilled services as a baseball player during the year 1975" for the St. Louis Cardinals, for a salary of $150,000. The minor league contract is signed twice in ballpoint by Gibson, on the first page and at the conclusion, with Gibson adding his address below; and the major league contract is signed at the conclusion in black ink by Gibson and countersigned by Cardinals General Manager Bing Devine and National League President Chub Feeney. In overall fine condition. Pre-certified PSA/DNA.