Dedication of the 60-inch telescope, Palomar Observatory. Seen here are guests mingling in the Oscar G. Mayer memorial building after the dedication; (lleft to right): Art Hoag, Bruce Rule, and Raymond Bisplinghoff. The three men are wearing suits. A portion of the 60-inch telescope is seen above them. Image courtesy of the Observatories of the Carnegie Institution for Science Collection at the Huntington Library, San Marino, California.
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