Theodore Lenzen

He was prolific with architectural designs in San Jose, California, during the late 19th-century.

[4][5] His parents were Gertrude (née Morsch), and Nicholas Lenzen.

[4] Lenzen moved to the United States at the age of 21 (c. 1854), initially settling in Chicago.

[4] He arrived in San Francisco on January 24, 1861, where he lived for one year and worked on improving his building skills.

[4][6] He died on October 20, 1912, in San Jose,[1] and was buried in Oak Hill Memorial Park cemetery.

The former O'Connor Sanitarium, erected in 1888 and designed by architect Theodore Lenzen. It was demolished in 1955, after the hospital moved to its present location.