This paper presents detailed information of value in experimental work in the laboratory and in promoting the effeciency of commercial paper-making plants employing the soda process.
The purpose of this bulletin is to show how woods should be graded in order that they may be given uniform results when subjected to treatment with preservatives; it is intended for those interested in wood preservation.
This bulletin is a summary of the leading features of the foreign trade of the United States in farm and forest products. It is intended for general circulation.
This paper is of interest to miners and producers of mine timbers and will be suitable for distribution in Idaho, Montana, Wyoming, Colorado, Nevada, Arizona, and New Mexico.