eBook The Preservation Of Mine Timbers PDF Digital

Language: en
Pages: 48

Authors: Evelyn Willing Peters

Categories: Mine timbering

Type: BOOK - Published: 1912 - Publisher:

Language: en
Pages: 8

Authors: Roy R. Hornor

Categories: Forest conservation

Type: BOOK - Published: 1922 - Publisher:

Language: en
Pages: 6

Authors: Roy R. Hornor

Categories: Lumber trade

Type: BOOK - Published: 1922 - Publisher:

Language: en
Pages: 26

Authors: Roy R. Hornor

Categories: Mine timbering

Type: BOOK - Published: 1922 - Publisher:

Language: en
Pages: 870

Authors: Carnegie Institute of Technology

Categories: Coal

Type: BOOK - Published: 1926 - Publisher:

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