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＜図書＞
From invention to innovation : long-distance telephone transmission at the turn of the century / Neil H. Wasserman.
(The Johns Hopkins/AT&T series in telephone history)

出版者	Baltimore, Md. : Johns Hopkins University Press
出版年	c1985.
大きさ	xxiii, 160 p. : ill., ports. ; 24 cm.
著者標目	Wasserman, Neil H.
件　名	American Telephone and Telegraph Company -- History  全ての件名で検索 Telephone -- United States -- History  全ての件名で検索
一般注記	Includes index.

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