Text ( visual ) : unmediated Physical sciences (1925-1980) / S. Millman, editor. -- [New York] : AT & T Bell Laboratories , 1983. -- xxi, 674 p. : ill., ports. ; 24 cm. -- (A history of engineering and science in the Bell System ; [2]). -- Includes bibliographies and index. -- ISBN 0932764037 ; (BA03769279) ; https://ci.nii.ac.jp/ncid/BA03769279 Author Heading(s): Millman, S. ; AT & T Bell Laboratories. -- Classification(s): NDLC : M37 ; LCC : TK6023 ; DC19 : 621.385/0973. -- Subject Heading(s): LCSH : Telephone -- United States -- History ; LCSH : Telecommunication -- United States -- History ; LCSH : Electronics -- United States -- History ; LCSH : American Telephone and Telegraph Company -- History