Robert H Merrill

7 books

Roof-span studies in limestone (Report of investigations / United States Department of the Interior, Bureau of Mines)

by Robert H Merrill

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Static stress determinations and crushed zone measurements, Site Hobo

by Robert H Merrill

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Three-component borehole deformation gage for determining the stress in rock

by Robert H Merrill

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Changes in stress concentration created by undercutting in block caving (Report of investigations / United States Department of the Interior, Bureau of Mines)

by Robert H Merrill

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Determining the in-place support of mine roof with rock bolts, White Pine Copper Mine, Michigan (Report of investigations / United States Department of the Interior, Bureau of Mines)

by Robert H Merrill

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Deformation of a borehole in rock (Report of investigations / United States Department of the Interior, Bureau of Mines)

by Robert H Merrill

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Method of determining the strength of a mine roof (Report of investigations / United States Department of the Interior, Bureau of Mines)

by Robert H Merrill

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