ScienceJohn Michels (Journalist) 1958 |
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Стр. 91
... tektites , may also be extraterrestrial , even though none has ever been observed to fall . The tektites are glass objects that are found in several widely separated places on the earth ( southern Australia , Texas , Czechoslovakia ...
... tektites , may also be extraterrestrial , even though none has ever been observed to fall . The tektites are glass objects that are found in several widely separated places on the earth ( southern Australia , Texas , Czechoslovakia ...
Стр. 92
... tektites , " was read . The findings of Soviet and other investigators seem to Krinov to support Spencer's theory that tektites are high - velocity impactites that were formed as a result of collisions of large meteorites with the earth ...
... tektites , " was read . The findings of Soviet and other investigators seem to Krinov to support Spencer's theory that tektites are high - velocity impactites that were formed as a result of collisions of large meteorites with the earth ...
Стр. 94
... tektites would be valuable . Only in the case of the Libyan Desert silica - glass does the true size and shape of the strewn field appear to be known . Recoveries of material from the ocean bottom off southern Australia , in the ...
... tektites would be valuable . Only in the case of the Libyan Desert silica - glass does the true size and shape of the strewn field appear to be known . Recoveries of material from the ocean bottom off southern Australia , in the ...
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Infrared absorption spectra of steroids | 11 |
K and J F Winn Renal | 12 |
Insecticide broadcast use of 462 effect | 25 |
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