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Applicability of radio to emergency mine communications

Felegy, E.W. / Coggeshall, E.J.

Results obtained in investigation of low frequency radio as means of communication underground; experimental equipment; tests at experimental mine, salt mine and metal mine; comparison of tests on radio communication in mines in United States with those in gold mines on Witwatersrand, South Africa.

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Applicability of radio to emergency mine communications

Felegy, E.W. / Coggeshall, E.J.

Results obtained in investigation of low frequency radio as means of communication underground; experimental equipment; tests at experimental mine, salt mine and metal mine; comparison of tests on radio communication in mines in United States with those in gold mines on Witwatersrand, South Africa.

Applicability of radio to emergency mine communications

Felegy, E.W. / Coggeshall, E.J.

Results obtained in investigation of low frequency radio as means of communication underground; experimental equipment; tests at experimental mine, salt mine and metal mine; comparison of tests on radio communication in mines in United States with those in gold mines on Witwatersrand, South Africa.

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Title:

Applicability of radio to emergency mine communications

Additional title:

U S Bur Mines -- Report Investigations

Contributors:

Felegy, E.W. (author) / Coggeshall, E.J. (author)

Published in:

United States Bureau of Mines -- Report of Investigations

Publication date:

1948

Size:

56 pages

Remarks:

Supp Plates

Type of media:

Report

Type of material:

Print

Language:

English

Keywords:

Mines and mining

© Metadata Copyright Elsevier B. V. All rights reserved.

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