Title: Before we went wireless
Description: "The first biography of the brilliant inventor and practical experimenter in late 19th century telegraphy, telephony, metal detection, and audiology, British-born David Edward Hughes"--Provided by publisher.
Subjects: Electromagnets, Telegraph, Metal detectors, Telephone systems, History, Biography, Inventors, Great britain, biography
Places: United States, Great Britain
People: David Edward Hughes (1829-1900)