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17h 11min, dec 6, 1907 y - explosion in West Virginia's Monongah Mine is the nation's worst industrial disaster. The "official" number of deaths was 362 adult and child miners, but later estimates exceed 500

Description:

http://freepages.history.rootsweb.ancestry.com/~pfwilson/mmd-mining1.jpg

Added to timeline:

1900project

Byrylanh
8 Nov 2017
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522

Date:

17h 11min, dec 6, 1907 y
Now
~ 118 years ago
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