Perfecting the duplex balance of the submarine cable
Maker and role
D. C. Gall, Author
Object detail
Accession number
07-154
Maker
Media/Materials
Physical description
4, [4] p. ; 26 cm.
Credit line
D. C. Gall. Perfecting the duplex balance of the submarine cable, 07-154. Walsh Memorial Library, The Museum of Transport and Technology (MOTAT).
Public comments
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