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Metal and nonmetal national mine rescue contest rules
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Capt. Alfred C. Brown. June 21, 1898. -- Committed to the Committee of the Whole House and ordered to be printed.
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27
A short-range locator system for detecting trapped miners
Subjects: “…Mine rescue work Equipment and supplies.…”
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28
Electromagnetic surface fields due to a magnetic dipole buried in a three-layered earth
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Thomas B. Parsons. (To accompany Bill H.R. No. 170.) December 22, 1837.
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Robert Joseph Vetter. March 18, 1952. -- Committed to the Committee of the Whole House and ordered to be printed.
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Fire and rescue services leadership and management perspectives /
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37
John H. Baker. (To accompany Bill H.R. No. 338.) July 23, 1850.
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Keepers of life saving station-houses. May 10, 1858. -- Ordered to be printed.
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40
Th. Michaelsen. June 10, 1926. -- Committed to the Committee of the Whole House and ordered to be printed.
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