I do stand-up as an avocation and I collect signed comic stuff. Here are a few:
Sam Kinison:
Jerry Seinfeld on a cast-signed script:
Mel Brooks and Carl Reiner:
Woody Allen:
Gilbert Gottfried:
Milton Berle:
Martin Mull:
Don Rickles:
Bill Maher:
Jeff Garlin:
Susie Essman:
Bob Newhart: