Last edited by Milkis
Sunday, May 3, 2020 | History

1 edition of Ultra low frequency electromagnetic fire alarm system for underground mines. by K.E. Hjelmstad and W.H. Pomroy found in the catalog.

Ultra low frequency electromagnetic fire alarm system for underground mines. by K.E. Hjelmstad and W.H. Pomroy

Ultra low frequency electromagnetic fire alarm system for underground mines. by K.E. Hjelmstad and W.H. Pomroy

  • 261 Want to read
  • 4 Currently reading

Published by U.S. Dept. of the Interior in Washington .
Written in English

    Subjects:
  • Mine fires - Prevention and control

  • Edition Notes

    11

    ContributionsPomroy, W.H.
    The Physical Object
    Pagination11 p.
    Number of Pages11
    ID Numbers
    Open LibraryOL21987184M


Share this book
You might also like
Let it pass

Let it pass

Reductionism in art and brain science

Reductionism in art and brain science

Papers in connection with a plan for removing some of the City churches to places within the metropolitan district, where church accommodation is required.

Papers in connection with a plan for removing some of the City churches to places within the metropolitan district, where church accommodation is required.

Labor laws of the United States with decisions of courts relating thereto, May, 1925

Labor laws of the United States with decisions of courts relating thereto, May, 1925

Refrigerant Recovery Book

Refrigerant Recovery Book

Revising boundaries of Yellowstone National Park.

Revising boundaries of Yellowstone National Park.

Voters list, 1882, municipality of Augusta

Voters list, 1882, municipality of Augusta

Lourdes

Lourdes

critical survey of Indian philosophy.

critical survey of Indian philosophy.

Marriage partnership

Marriage partnership

Inner land

Inner land

Those controversial gifts

Those controversial gifts

Expression of South Sulawesi

Expression of South Sulawesi

Tommaso Campanella in America.

Tommaso Campanella in America.

Ultra low frequency electromagnetic fire alarm system for underground mines. by K.E. Hjelmstad and W.H. Pomroy Download PDF EPUB FB2