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Dellinger, J. H. (John Howard), 1886-1963
Lefax radio handbook : the real authority on all radio subjects--in everyday language--by the highest government experts--not opinions--not hearsay--but tried and tested facts / by Dr. J.H. Dellinger ... L.E. Whittemore ...
Radio.
Whittemore, Laurens Ellis, 1892-
Catalog