Communication and empire media, markets, and globalization, 1860-1930 - Winseck, Dwayne Roy 1964-; Pike, Robert M. 1937-. (Durham Duke University Press, 2007)
Keywords: Telegraph, Wireless -- History -- 19th century; Telegraph, Wireless -- History -- 20th century; Telecommunication systems -- Technological innovations -- History -- 19th century; Telecommunication systems -- Technological innovations -- History -- 20th century