Read Online Annual Report of the Department of Mines for the Fiscal Year Ending June 30, 1920: In Two Sections (Classic Reprint) - West Virginia Department of Mines file in PDF Online

Read Annual Report of the Department of Mines for the Fiscal Year Ending June 30, 1920: In Two Sections (Classic Reprint) - West Virginia Department of Mines file in PDF

Excerpt from Annual Report of the Department of Mines for the Fiscal Year Ending June 30, 1920: In Two SectionsSince the year 1883 the average gross tons of coal produced per each fatality inside the mines have been 161, 480 tons, including 1920, which is 278, 716 gross tons. At the mines where fatal accidents occurred there was an average of one life lost for each 89, 891

Title : Annual Report of the Department of Mines for the Fiscal Year Ending June 30, 1920: In Two Sections (Classic Reprint)
Author : West Virginia Department of Mines
Language : en
Rating :
4.90 out of 5 stars
Type : PDF, ePub, Kindle
Uploaded : Apr 11, 2021

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