Roy Halladay's perfect game - Wikipedia

Phil Humber threw perfect game for White Sox

Charlie Robertson Sports Stats 'on Tapp

Et tu, Mr. Destructo?: MLB Playoffs: Rays ALDS Game 1 & Roy Halladay's Gem

Roy Halladay - Phillies Perfect Game Info-graphic

What a Week! Including Baseball's 24th Perfect Game!

TIL that, between 1988 & 1989, Dave Stieb had 3 no-hitters broken up with 2 outs in the 9th inning, including back-to-back games on September 24 and 30, 1988. : r/baseball

Roy Halladay, Baseball Wiki

Remembering Roy Halladay's perfect game and playoff-no hitter

The Perfect Game Swarm: The Contrarian's View