The National Radio Astronomy Observatory

THE NATIONAL RADIO ASTRONOMY OBSERVATORY Green Bank, W. Va. Radio astronomy is a study of the heavens by means of radio waves. The radio signals have been travel- ling at a rate of 186,000 miles per second, and what is now being recorded here happened ten billion years ago. This picture shows the Howard E. Tatel 85 ft. radio telescope. Color by C. H. Ruth Pub. by Valley News Agency, Inc., Staunton, Va. W.V. #33 DT-54051-B dp DEXTER PRESS, INC. WEST NYACK, NEW YORK HERE