I have always been partial to the work of of Bill Purdom and own half a dozen of his lithographs.
The Willie Mays "The Catch" is moving:
https://www.flickr.com/photos/68089753@N07/8702625738/
The Warren Sphan is lifelike:
https://www.flickr.com/photos/68089753@N07/8828780830
I had never seen Kreindler's work. He is very, very talented. The Matty is beautiful. I wish I had the disposable income to drop $5K or more on an original painting.