This is card #536 of 609 in the 1967 Topps Baseball set. It is a rookie card, which is usually where the money and the chase are in a vintage set. Every entry in this checklist was typed by hand from the cards themselves, so the spelling and the quirks match what is actually printed.
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1967 Topps #536 Chicago Cubs Rookie Stars High Number Baseball Card Vg/Ex
1967 Topps Chicago Cubs Rookies #536 Hi # Joe Niekro Paul Popovich EX/MT-NR/MINT
1967 Topps Chicago Cubs Rookies #536 Hi # Joe Niekro Paul Popovich NEAR MINT- 2
1967 Topps #536 Cubs Rookie Stars Joe Niekro Paul Popovich No Creases 
1967 TOPPS #536 CUBS ROOKIES JOE NIEKRO Paul Popovich PSA 7 (High Number)
1967 Topps #536 Cubs 1967 Rookie Stars (Joe Niekro / Paul Popovich)Nearby in the set
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