April 10, 1980: Astros' J.R. Richard flirts with perfection on Opening Day – Society for American Baseball Research
J.R. Richard, Fireballing Pitcher Whose Career Was Cut Short, Dies at 71 - The New York Times
AL@NL: Richard throws two scoreless in 1980 ASG
J.R. Richard, RIP Baseball History Comes Alive!
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Obituary: J.R. Richard (1950-2021) – RIP Baseball
Remembering J.R. Richard - The Crawfish Boxes
The Highest Highs and Lowest Lows: Remembering Astros Great J.R. Richard
Jr Richard Psa 10 FOR SALE! - PicClick
J.R. Richard's message as captivating as the fastball of his Astros days
J.R. Richard's message as captivating as the fastball of his Astros days
Jr Richard Psa 10 FOR SALE! - PicClick