A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Statistical review for 1932 and comparison with safety records for earlier years; industrial insurance rate has risen from $5.81 in 1924 to $11.85 in 1933; details on certain types of explosives accidents.
Statistical review for 1932 and comparison with safety records for earlier years; industrial insurance rate has risen from $5.81 in 1924 to $11.85 in 1933; details on certain types of explosives accidents.
Explosives accidents in California metal mines
U S Bur Min -- Information Cir
Ash, S.H. (author)
1933
18 pages
Report
English
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