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Permissible Mine Equipment Approved to January 1, 1953
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Glossary of Botanical Terms Commonly Used in Range Research
This bibliography was first issued in mimeographed form in August, 1930, and was used at the meeting of the American Country Life Association at the thirteenth National Country Life Conference, Madison, Wis., October, 1930.
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The People's War Book and Pictorial Atlas of the World
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Interaction Between the Spars of Semimonocoque Wings with Cutouts
The stresses in the two spars of a model of a wing having three rectangular cutouts were calculated by the PIBAL method, a modification of Southwell's method of systematic relaxations. The model was built and tested in the Polytechnic Institute of Brooklyn Aeronautical Laboratories and the deflections and strains measured were compared with calculated values. The agreement was found to be satisfactory.
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Production of Synthesis Gas and Hydrogen by the Steam-iron Process
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Rural School Management
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