Coal-mine fatalities in the United States, 1920 : and coal-mine statistics supplementing those published in Bulletin 115, and a list of permissible explosives, lamps, and motors tested prior to January 31, 1921 /


Chiefly tables.Includes bibliographic references.Mode of access: Internet

Similar works

Full text


University of Michigan Library Repository

Provided original full text link
oaioai:quod.lib.umich.edu:MIU01-006866930Last time updated on 11/17/2016

This paper was published in University of Michigan Library Repository.

Having an issue?

Is data on this page outdated, violates copyrights or anything else? Report the problem now and we will take corresponding actions after reviewing your request.