christwigg
12 years ago
I just extracted the following illustrated article from a series of Scientific American Suppliments from 1894.

http://www.aditnow.co.uk/documents/Personal-Album-859/Methods-of-Mine-Timbering-1894-W-H-Storms.pdf 

Bed time reading for someone perhaps?
Morlock
12 years ago
Some fine illustrations. 🙂

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