Early Radio Astronomy at Wheaton, Illinoiss

A history is given of radio astronomy experiments conducted by the author from 1936 through 1947. A description of the parabolic reflector and equipment design is presented along with reasons for the choice of successive operating frequencies of 3300, 910, 160, and 480 mc. The results are reviewed in light of more recent knowledge. Published articles covering the scientific details will be found in the footnotes.