 Dome of the 200 inch telescope |
 137 feet diameter |
 Rails |
 First light 1949 |
 Entrance |
 Telescope and Mount |
 Observers cage |
 With adaptive optics |
 Dome of 36 inch telescope |
Coordinates:
| Altitude:
| 116o 52' W | 33o 21′ N 1712 m
| |
|---|
© all photographs taken by Till Credner