ScienceJohn Michels (Journalist) 1936 |
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Page 283
... areas varying from 1 to 100 acres in size are to be found sharply delimited in a setting of either balsam - spruce forest or the high altitude deciduous trees , such as northern red - oak or chestnut . Andrews Bald ( alt . 5,860 feet ) ...
... areas varying from 1 to 100 acres in size are to be found sharply delimited in a setting of either balsam - spruce forest or the high altitude deciduous trees , such as northern red - oak or chestnut . Andrews Bald ( alt . 5,860 feet ) ...
Page 335
... area measure- ments . Tests showed that identical areas cut from cardboard or leaves of different colors and thickness gave area readings which varied about 1 per cent . from the mean ( Table 1 ) . No appreciable error in area ...
... area measure- ments . Tests showed that identical areas cut from cardboard or leaves of different colors and thickness gave area readings which varied about 1 per cent . from the mean ( Table 1 ) . No appreciable error in area ...
Page 442
... areas occur in other areas on both sides of Willamette Valley . The Lebanon ( Oregon ) quadrangle alone in- cludes about fifteen square miles of it . The terraces slope down from elevations of 1,000 to 1,500 feet or more above sea level ...
... areas occur in other areas on both sides of Willamette Valley . The Lebanon ( Oregon ) quadrangle alone in- cludes about fifteen square miles of it . The terraces slope down from elevations of 1,000 to 1,500 feet or more above sea level ...
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