Grand Central Palace, scene of the the 1936 Radio and Electrical Exposition: All the latest developments in the electric and radio fiels are on display at the show which opened on Sept. 9 in New York City. Here Catherine F. Lang of New York City displaying a handbag radio. It weighs only 3 3/4 pounds and is carried conveniently. The three tubes give four-tube performance. From the collection of Jennifer Whitehair.