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41
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43Application study of wind power technology to the city of Hart, Michigan, 1977 : executive summary /Published 1978“...Energy and agriculture ;...”
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44Published 1979“...Energy and agriculture ;...”
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45
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47Published 1975“...Energy and agriculture ;...”
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48
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49Published 1976“...Energy and agriculture ;...”
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56Published 1976“...Energy and agriculture ;...”
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60