MTDC Staff, . 1981. Engineering Field Notes: Volume 13 Number 1 January 1981. 8171 3801. Missoula, MT: U.S. Department of Agriculture, Forest Service, Missoula Technology and Development Center. 20 p.

Topics in this issue include:

• 1980 Field Notes Articles Award
• Hand Pump Operation & Maintenance
• Greenhouse Temperature Alarm System
• More on Concrete Cylinder Transportation

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