Frank Robinson, Baseball Wiki
What is the rarest type of triple play in Major League Baseball (MLB) history? What's the second rarest, third rarest, etc.? - Quora
Jim Northrup Stats, Fantasy & News
40 years ago today the Tigers let loose '68 heroes Norm Cash and Jim Northrup - Vintage Detroit Collection
Jim Northrup Biography
Q & A with 1968 World Series Hero Jim Northrup - Vintage Detroit Collection
Jim Northrup Biography
I'll tell ya about Ron LeFlore
Jim Northrup Biography
Jim Northrup Baseball Cards
Detroit Tigers
One in a Million: The Ron LeFlore Story (TV Movie 1978) - IMDb
The Players - Page 9 - Baseball History - MVP Mods
Jim Northrup: old school favorite
Jim Northrup Baseball Cards