BOOKQUE

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A Remote Camera System to Observe the Growth and Quality Changes of a Developing Stand
David L. Sonderman , Northeastern Forest Experiment Station (Radnor, Pa.), United States. Northeastern Forest Experiment Station
· 1982
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Guide to the Measurement of Tree Characteristics Important to the Classification System for Young Hardwood Trees
Northeastern Forest Experiment Station (Radnor, Pa.), D.L. Sonderman
· 1979
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Using Terrestrial Stereo Photography to Interpret Changes in Tree Quality Characteristics
D. L. Sonderman , Northeastern Forest Experiment Station (Radnor, Pa.)
· 1980
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Birch - an American Wood
United States. Forest Service , D.L. Sonderman , R.L. Brisbin
· 1968