So, he forged Mays' signature.
"I thought I was smart. I showed it to my friends," Mayfield said. But his life as a forger ended quickly when someone stole the card.
Mark Hofmann's trail of forgeries and deceit ended abruptly 25 years ago this month when he killed Kathleen Sheets and Steve Christensen with bombs and then accidently injured himself the next day with a third bomb. Mayfield, a crime lab tech, crime scene photographer and crime scene investigator for Salt Lake City, used his perspective of three decades in law enforcement to take another look at Hofmann's crimes.