The National Geographic Magazine, Volume 104National Geographic Society, 1953 - Geography Indexes kept up to date with supplements. |
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Page 142
... trees for egg laying . S Current Scientific Projects of the National Geographic Society AIX. 142 Moody Institute of Science riodical cicadas bearing the sign of the W appear somewhere in the eastern United States almost every year ...
... trees for egg laying . S Current Scientific Projects of the National Geographic Society AIX. 142 Moody Institute of Science riodical cicadas bearing the sign of the W appear somewhere in the eastern United States almost every year ...
Page 203
... tree , as with the Jap- anese flowering cherry trees in Washington , D. C. Other sprays reverse the process , thin- ning blossoms in orchards to prevent trees from developing more fruit than can be nour- ished to good size . Plant ...
... tree , as with the Jap- anese flowering cherry trees in Washington , D. C. Other sprays reverse the process , thin- ning blossoms in orchards to prevent trees from developing more fruit than can be nour- ished to good size . Plant ...
Page 359
... trees whose dates are known , and matching them with rings of older trees of unknown date , Dr. Douglass has established climate conditions in the southwestern pueblo area back as far as A. D. 11 and has dated prehistoric ruins by their ...
... trees whose dates are known , and matching them with rings of older trees of unknown date , Dr. Douglass has established climate conditions in the southwestern pueblo area back as far as A. D. 11 and has dated prehistoric ruins by their ...
Contents
Fact Finding for Tomorrows Planes A Little Faninabox Wind | v |
All America Mingles in the Prairie State | ix |
Rip Van Winkle of the Underground North Americas Much Misunder | xii |
Copyright | |
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