The National Geographic Magazine, Volume 92National Geographic Society, 1947 - Geography Indexes kept up to date with supplements. |
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Page 309
... appear to touch - first , just at the moment when the moon begins to move in front of the sun ; second , the instant when it has completely covered the sun ; third , when the sun begins to reappear from behind it ; and fourth , just as ...
... appear to touch - first , just at the moment when the moon begins to move in front of the sun ; second , the instant when it has completely covered the sun ; third , when the sun begins to reappear from behind it ; and fourth , just as ...
Page 468
... appears to be no easy explanation for this . Sometimes an ice - free mountain looms a thousand feet or more above a lower crest a few miles away on which not a single patch of bare rock is discernible . Thus tem- perature and altitude ...
... appears to be no easy explanation for this . Sometimes an ice - free mountain looms a thousand feet or more above a lower crest a few miles away on which not a single patch of bare rock is discernible . Thus tem- perature and altitude ...
Page 704
... appears with , or as part of , a flaming aurora . 12. Flaming Aurora . A fast - moving form con- sisting of waves of luminosity moving toward the zenith or of invisible waves which cause parts of arcs , bands , or patches to appear and ...
... appears with , or as part of , a flaming aurora . 12. Flaming Aurora . A fast - moving form con- sisting of waves of luminosity moving toward the zenith or of invisible waves which cause parts of arcs , bands , or patches to appear and ...
Contents
Adventures with the Survey Navy By Irving Johnson 131 | xxi |
Carnival in San Antonio Texas By Mason Sutherland With 19 illustrations in color | xxvii |
Desert River San Juan Through Navajo Land By Alfred M Bailey With 11 illus | xxxiii |
Copyright | |
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