63 resultados para Roof Fall Cave
em University of Michigan
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"Report of the United States Bureau of Mines to the Pennsylvania State Anthracite Mine Cave Commission and review of the compressive strength of anthracite, bituminous coals and mine supports."
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Mode of access: Internet.
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Irving Kane and Allen B. Pond, architects. Plans for the Union were on a scale unknown at the time for "club houses" in American colleges and universities: 250 feet long and 200 feet wide. Construction began in 1916 and owing to war time difficulties was not ready to be used by students until 1919.
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negative 5577
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Mode of access: Internet.
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455-G-9
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Cover title.
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Publication date from ESTC.
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Mode of access: Internet.
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"Subscription edition."
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Federal Highway Administration, Washington, D.C.
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Federal Highway Administration, Washington, D.C.