Forest fires
Plummer, F.G.
Forest fires Their causes extent and effects, with a summary of recorded destruction and loss - Washington 1912 - 1-37 p. - Forest United States Department of Agriculture. Forest Service Bulletin No. 117 .
Forest fires Their causes extent and effects, with a summary of recorded destruction and loss - Washington 1912 - 1-37 p. - Forest United States Department of Agriculture. Forest Service Bulletin No. 117 .