Lot - Roberto Clemente 1970 Kellogg's Baseball Card #27.
1969 Topps #50 Roberto Clemente - PSA GOOD 2 on Goldin Auctions
1970 Kellogg's #27 Roberto Clemente - PSA VG-EX 4 on Goldin Auctions
1970 Kellogg's Baseball Checklist, Set Info, Key Cards, Top Guide
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1970 Kellogg's #27 Roberto Clemente - PSA EX-MT 6 on Goldin Auctions
Kellogg's cards from 1970 started a 14-year baseball card run - Sports Collectors Digest
Catalog - An All-Star Sale - One Man's Collection of Baseball Memorabilia
1970 Kellogg's Baseball Cards for sale
Roberto Clemente 1972 TOPPS #309 Baseball Card Photograph by Randy Steele - Fine Art America
Get to know me: Kellogg's cards
1973 Topps #50 Roberto Clemente - PSA GOOD 2 on Goldin Auctions
MLB Signed Vintage Cards Trading Cards, Collectible Vintage Cards Trading Cards
1951-94 Multi-Brand Roberto Clemente Pittsburgh Pirates Collection, Lot #41044
1970 Kellogg's Roberto Clemente #27 PSA 8 P1301
Catalog - An All-Star Sale - One Man's Collection of Baseball Memorabilia
Roberto Clemente Baseball Trading Card Database