Rob Thomson - Wikipedia
Why is Rob Thompson's nickname Topper? : r/phillies
Hall of Famer Joe Torre explains the origin of 'Topper,' the nickname he gave Rob Thomson – NBC Sports Philadelphia
Thomson becomes first full-time Canadian MLB manager since 1934 after Phillies fire Girardi
Phillies manager Rob Thomson has many nicknames
Why is Rob Thompson's nickname Topper? : r/phillies
Thomson becomes first full-time Canadian MLB manager since 1934 after Phillies fire Girardi
Phillies manager Rob Thomson has many nicknames
Hall of Famer Joe Torre explains the origin of 'Topper,' the nickname he gave Rob Thomson – NBC Sports Philadelphia