Original survey photo
(ca. 1990)
true
First poured-in-place concrete bldg. in the world; 1-ft. thick walls
Duncan Graham (818) 797-6473
| Code | Description |
| 1S | Individual property listed in National Register by the Keeper. Listed in the California Register. |
| 3CD | Appears eligible for California Register as a contributor to a California Register eligible district through a survey evaluation. |
| 3CS | Appears eligible for California Register as an individual property through survey evaluation. |
| 3S | Appears eligible for National Register as an individual property through survey evaluation. |