3 treff

Barricading as a life-saving measure following mine fires and explosions
D. Harrington and W.J. Fene
Bok Engelsk 1948
Safe practices in mine hoisting
D. Harrington and J.H. East, jr.
Bok Engelsk 1946
Review of literature on effects of breathing dusts with special reference to silicosis
by D. Harrington, Sara J. Davenport
Bok Engelsk 1937