About
Known for designing many state prisons and insane asylums in Minnesota, such as the Minnesota Security Hospital, several wings at the Minnesota Correctional Facility, and the Minnesota State Academies for the Blind and the Deaf.
Before Fame
He first worked for Abraham M. Radcliffe's firm as a draughtsman. He had to drop out of MIT because of financial restraints.
Trivia
He was the state architect of Minnesota until 1931.
Family Life
His parents, Alexander and Louise Johnston, helped build a settlement in Waseca County, Minnesota, in 1856 called Okaman, which was next to Lake Elysian. His son, Clarence Johnston Jr., also became an architect.
Associated With
He and Frank Gehry both became famous architects, albeit across different generations.