UPDATE! Since I can't edit the original post anymore, here's the updated list. Please let me know if there are any more out there...
vehicle, repro or tribute, name, owner, location
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M151 repro, Wolfman, Ted Ballard, Virginia
M37 tribute, Boonierat, WarrenD, Connecticutt
M37 repro, Malfunction, New Jersey
M37 repro, Wild Honey, Ted Ballard, Virginia
M35 tribute, Aces and Eights, John Tennis, New York
M35 tribute, Assassins, Texas
M35 tribute, Bad Ass, New York
M35 tribute, Business As Usual, Kansas
M35 repro, Gamblers
M35 repro, Highland Raiders, England
M35 tribute, Grim Reaper
M35 tribute, quad 50, I Dream of Charlie, England
M35 tribute, Iron Butterfly, Max Levell, England
M35 repro, Psychotic Reaction, Illinois
M35 tribute, Squatter Swatter, Florida?
M35 repro, The Gamblers, Michigan
M35 repro, The Widow Maker, Texas
M54 repro, Ace of Spades, Tennessee
M54 repro, Black Widow, Florida
M54 repro, Proud American, Larry Board, Georgia
M54 repro, Red Baron, Wayne Dobos, England
M54 repro, Satan's Lil' Angel, New Jersey
M54 repro, Uncle Meat, Michigan
M54 repro, The Untouchable, William Parker, New Jersey
M54 repro, Wild Thing, Indiana
M54 original, Eve of Destruction, US Army Transportation Museum, Virginia