1968 Topps - 1968 Rookie Stars #177 Nolan Ryan, Jerry Koosman (RC)
1968 Topps Baseball #177 Nolan Ryan Koosman RC Rookie VG+ SGC 3.5
Mavin 1968 Topps Nolan Ryan Jerry Koosman Rookie Card #177 Mets
Nolan Ryan Signed 1968 Topps #177 Rookie Stars Jerry Koosman/Nolan Ryan RC with Multiple Inscriptions (PSA)
MORE
1968 Topps Nolan Ryan PSA 4 #177 Baseball Card Values - MAVIN
Nolan Ryan Dual Signed 1968 Topps #177 Jerry Koosman Rc Psa 2 Auto Grade 10
Mavin 1968 Topps Nolan Ryan / Jerry Koosman Rookie RC #177 PSA 4 Very Good-Excellent
Mavin 1968 Topps 177 Nolan Ryan Jerry Koosman Rookie Stars RC Mets Hall of Fame
1968 TOPPS #177 NOLAN RYAN RC HOF PSA 4 (MC) B2143132-503 : Collectibles & Fine Art
Nolan Ryan / Jerry Koosman 1968 Mets #177 Topps (PSA Auto Mint 10) Card
Nolan Ryan Rookie Card Guide, Checklist and History
1968 Topps Nolan Ryan RC #177 PSA 1 Jerry Koosman Mets HOF Rookie Stars