Description

Black and white photograph of Henry G. Houghton Jr., right, directing William H. Radford, who is about to begin operating a machine that will spray chemicals designed to dissipate fog for air travel at MIT's Round Hill Airport Research Center. Original caption: "Preparing to release the chemical successfully used by the Massachusetts Institute of Technology to dissipate fog over a limited area. Dr. Henry G. Houghton, Jr., (right), who developed the new method of fog dissipation, with his assistant, William H. Radford, at the controls of the apparatus. At its first tests on July 20, 1934, a fog-free lane 2000 feet long and 100 feet wide was opened up across the Round Hill Airport on the estate of Colonel E.H.R. Green near South Dartmouth, Mass."