Science: wwj

r/jg me of the radio industry in the United States has been the most remarkable achievement . . . starting from a single broadcasting station in 1920—the pioneer station KDKA in Pittsburgh. . . .

—David Sarnoff, The Radio Industry.

The first regular broadcasting station to be established in the United States was . . . the station well known as KDKA. . . .

—A. R. Burrows, The Story of Broadcasting.

One of the earliest and most successful . . .stations was KDKA at East Pittsburgh, Pa., owned by the Westinghouse Electric and Manufacturing...

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