993 resultados para Gravel
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Mode of access: Internet.
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Federal Highway Administration, Washington, D.C.
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At head of title: Canada. Department of mines. Geological survey branch.
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Absorbed Directory of cement, gypsum, lime, sand, gravel and crushed-stone plants in 1930 and assumed its volume numbering.
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Mode of access: Internet.
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Mode of access: Internet.
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Mode of access: Internet.
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"E-WQ-73-2".
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Includes bibliographical references.
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Accompanied by "Supplement." (44 l. 28 cm.) Published: Lansing, Testing and Research Division, 1955.