Steven Mark Dadasovich, 25, was last seen in Stockton, California, on August 22, 1981. He was riding a Harley-Davidson at the time and may have used his middle name Mark; he was also known by the nickname Daz.

Dadasovich is described as 6 feet 1 inch, about 185 pounds, with brown hair and brown eyes. Distinctive tattoos included a bull’s head on his upper right arm and an eagle holding a skull on his upper left arm. The San Joaquin County Sheriff’s Department is handling the case and dental records are available for identification.

Few other details about his last known movements have been released and the case remains unsolved. If anyone knew Steven’s movements around August 22, 1981, or has information that could help, please contact the Sheriff’s Department.