Partners: network
Hans Mumper joined the firm of Langdon and Wilson in 1962; in 1970, he was a Junior Partner in the firm.
PCAD id: 4278
| Name | Date | City | State |
|---|---|---|---|
| 1000 Wilshire Boulevard Office Building, Downtown, Los Angeles, CA | 1987 | Los Angeles | CA |
| 777 South Figueroa Street Office Building, Downtown, Los Angeles, CA | 1990-1991 | Los Angeles | CA |