"Dr. Allan R. Sandage, professor of astronomy at the California Institute of Technology, explores the far reaches of space, using the gigantic 200-inch telescope on Palomar Mountain. Traces the study to determine the distance to the galaxy M33 in the constellation of Triangulum, in order to redetermine the size, shape, and age of the entire universe. Shows the photographic and photometric observations made over a period of two nights." - Summary from Worldcat.

Part of the "Horizons of Science" series.