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The Roundheaded Apple-Tree Borer

Description: This report discusses the roundheaded apple-tree borer, an insect in the eastern and midwestern United States that, in its larval stage, destroys the bark and wood of apple trees. Several methods of control are discussed, including worming, paints and washes, and sprays.Apple-tree borers.
Date: 1915
Creator: Brooks, Fred E.
Item Type: Refine your search to only Pamphlet
Partner: UNT Libraries Government Documents Department
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Coal-Mine Accidents in the United States and Foreign Countries

Description: From Introduction: "The lack of comparable and accurate statistics of coal-mine accidents in the united States as a whole led the Bureau of Mines in 1911 to undertake the collection of such data. The mining departments of the leading foreign coal-producing countries have long taken cognizance of the importance of statistics. The bureau feels that in presenting the tables embodied in this report it is offering the and comparable statistics of coal-min accidents for the country as a whole that ha… more
Date: 1913
Creator: Horton, Frederick W.
Item Type: Refine your search to only Report
Partner: UNT Libraries Government Documents Department
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