Abstract

"In 1917 the miners at the Isle Royale Copper Company's mines were constantly complaining about poor drills and an investigation was made to discover any reasons for the complaint"--page 1.

Department(s)

Mining Engineering

Degree Name

Professional Degree in Mining Engineering

Comments

Illustrated by author.

Publisher

Missouri School of Mines and Metallurgy

Publication Date

1921

Pagination

ii, 17 pages

Rights

© 1921 James Joseph Dowd, All rights reserved.

Document Type

Thesis - Open Access

File Type

text

Language

English

Subject Headings

Drilling and boring machineryIsle Royale Copper CompanyRock-drills -- Equipment and suppliesSteel

Thesis Number

T 423

Print OCLC #

5953214

Electronic OCLC #

320966471

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