A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Treated timber in Central Pennsylvania coal mines
Report from District Committee of Central Pennsylvania; installation in waterway, under conditions ideal for fungus growth; calculations proving economy of use of treated timber; choice of preservatives; timbering in main heading; choice of pre-framed timber treated with Wolman salts.
Treated timber in Central Pennsylvania coal mines
Report from District Committee of Central Pennsylvania; installation in waterway, under conditions ideal for fungus growth; calculations proving economy of use of treated timber; choice of preservatives; timbering in main heading; choice of pre-framed timber treated with Wolman salts.
Treated timber in Central Pennsylvania coal mines
Min Congress J
1938
5 pages
Article (Journal)
English
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