Resource Type
States
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Beekeeping in the Tulip-Tree Region
"Many thousand colonies of bees occur in the region where the tulip-tree is abundant but the honey crop from tulip-tree flowers inconsiderable. Too few beekeepers in this region have modern equipment, it is true, but the greatest loss comes from the fact that they do not care for their bees so as to have them ready to gather the abundant nectar from this early-blooming tree. In this bulletin a methods is given for the management of the apiary so that the full honey crop from this source may be obtained." -- p. 2
Date:
1922
Creator:
Phillips, Everett Franklin, 1878-1951 & Demuth, Geo. S. (George S.)
Object Type:
Pamphlet
System:
The UNT Digital Library
Coal-Washing Investigations: Methods and Tests
From Introduction: "The investigations described in this bulletin are confined to a study of the washing characteristics of bituminous coals. The washing characteristics of coals from many of the most important coal-producing fields of the Eastern and Central States were examined."
Date:
1929
Creator:
Yancey, H. F. & Fraser, Thomas
Object Type:
Report
System:
The UNT Digital Library
Review of State Mine Inspector's Reports as They Relate to Accidents from Falls of Roof
Report issued by the U.S. Bureau of Mines over state mine inspection reports from 19 U.S. states. The information in the reports includes details of accidents, locations that specific accidents occurred, and proposed remedies for prevention of future accidents. This report includes tables.
Date:
April 1929
Creator:
Paul, James Washington
Object Type:
Report
System:
The UNT Digital Library