Missing since December 13, 1980 from San Francisco, San Francisco County, California.
Classification: Endangered Missing
Circumstances of Disappearance
Mason was last seen on December 13, 1980 in San Francisco, California.
Investigators San Francisco Police Department
If you have any information concerning this case, please contact:
San Francisco Police Department
Agency Case Number:
NCIC Number: M-649736308 Source Information: Return to the Unexplained Disappearances' Index
Please refer to this number when contacting any agency with information regarding this case.
California Department of Justice
Return to the Unexplained Disappearances' Index