Career
Buildings which he designed or built include:
Scottish Rite Cathedral (Pasadena, California), built in 1925
Kindel Building, 1095 East. Colorado Boulevard, Pasadena, California, built in 1928, and listed on the National Register of Historic Places
The Atheneum and many other buildings on the Caltech campus
Huntington Library
Crowell was born in 1871 near Argyle, Nova Scotia, Canada. He studied architecture in Seattle, Washington.