Prime focus cage of the Cerro Tololo 4-m. Workmen are installing tip-tilt
Cassegrain mirror hardware. Photo by Don Groom, 1997 Nov 29. 1 s exposure
with Kodachrome 100, Nikon 35 mm PC lens.
Looking down from top of Cerro Tololo toward the motel and reception center
(evening of 1997 Nov 29, with the shadow of the 4-m dome
on the reception center). (Don Groom)