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Tunnelling in Canada / M.A. Twidale and A. Ignatieff. Rapid development of longwall retreating in the submarine area of the Sydney coalfield of Nova Scotia / L. Frost and H. Zorychta.: M38-8/72E-PDF

Permanent link to this Catalogue record:
publications.gc.ca/pub?id=9.840583&sl=0

Publication information
Department/Agency
  • Canada. Natural Resources Canada.
  • Canada. Department of Energy, Mines and Resources.
  • Canada. Mines Branch.
TitleTunnelling in Canada / M.A. Twidale and A. Ignatieff. Rapid development of longwall retreating in the submarine area of the Sydney coalfield of Nova Scotia / L. Frost and H. Zorychta.
Variant title
  • Rapid development of longwall retreating in the submarine area of the Sydney coalfield of Nova Scotia
Series title
  • Reprint series ; RS 72
Publication typeMonograph - View Master Record
Language[English]
Other language editions[French]
FormatDigital text
Electronic document
Note(s)
  • Cover title.
  • "Reprinted from the Proceedings of the I.M.E. Symposium on Shaft Sinking and Tunnelling, Olympia, London, July 15-17, 1959."
  • "Reprinted from the International Conference on Rapid Excavation in Coal Mines, INICHAR, Liege (Belgium), 1963. (A French version is issued as Reprint Series RS 73)."
  • Historical publication digitized from print 2017 [by Natural Resources Canada].
  • Includes bibliographical references.
Publishing information
  • Ottawa : Queen's Printer, 1968.
Author / Contributor
  • Twidale, M. A.
Descriptionp. 3-20, 13 p. : charts, ill., map
Catalogue number
  • M38-8/72E-PDF
Departmental catalogue number300151
Subject terms
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