Vertically operating flight vehicle for drilling and agricultural use / W. Pabst.
| Uniform Title: | Senkrecht arbeitende flugsport-, bohr- und ackermachien.
English NASA technical memorandum ; 77713. |
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| Main Author: | |
| Corporate Author: | |
| Language: | English |
| Published: |
Washington, D.C. :
National Aeronautics and Space Administration,
[1986]
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| Series: | NASA technical memorandum ;
77713. |
| Subjects: | |
| Physical Description: | 13 pages : illustrations. |
| Format: | Government Document Microfilm Book |