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Filtering by: Creator United States. Bureau of Engraving and Printing Decade 1880-1889

Report on the relation of railroads to forest supplies and forestry : together with appendices on the structure of some timber ties, their behavior, and the cause of their decay in the road-bed; on wood preservation; on metal ties; and on the use of spark arresters

Creator:

United States. Department of Agriculture. Forestry Division

Resource Type:

Technical Report

Full Text:

the United States, and taking 2,640 ties for each mile, the number of ties in use would be 495,000,000
First annual report of the Oregon State Agricultural College and Experiment Station

Creator:

Oregon State Agricultural College. Experiment Station

Abstract:

Report of special committee of the board of regents, at the annual board meeting, held at Corvallis, Oregon, on June 26, 1889.

Resource Type:

Technical Report

Full Text:

the said Commissioner of Agriculture and to the Secretary of the Treasury of the United States. In