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Telecommunication
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-- See Also the narrower term Phototelegraphy Here are entered works on the transmission of pictures by telegraph or telephone wires, or by wireless telegraphy. Works on the photography of objects at a distance are entered under Telephotography.
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-- See Also the narrower term Radio
--subdivision Radio equipment under subjects, e.g. Automobiles--Radio equipment; and headings beginning with the word Radio
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-- See Also the narrower term Telecommunication systems
--subdivision Communication systems under types of industries, institutions, installations, names of disciplines, and individual corporate bodies, e.g. Aeronautics--Communication systems; Electric power systems--Communication systems
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-- See Also Telecommuting Here are entered works on the use of computer and telecommunications technologies to permit employees to substitute telecommunications for transportation thereby allowing some or all of a job to be performed at home.
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-- See Also the narrower term Television Here are entered general works on television and general technical works on equipment.
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