CardCorner: 1968 Topps Lee May
1971 Topps Super Boog Powell
Sold At Auction: (EX) 1966 Topps Boog Powell #167 Baseball
Discounted Baltimore Orioles Memorabilia, Autographed Orioles
Baltimore Orioles History: The Sports Illustrated Covers - Camden Chat
Boog Powell – Society for American Baseball Research
1969–1980 – SABR's Baseball Cards Research Committee
Willie Davis (baseball) - Wikipedia
CardCorner: 1974 Topps Dan Driessen
CardCorner: 1974 Topps Boog Powell
1963+Topps+-+%23398+Boog+Powell for sale online
1971 Topps Baseball Set Still Guide, Links to Cards for Sale
WHEN TOPPS HAD (BASE)BALLS!: ON-CARD ALL-STAR: 1970 BOOG POWELL