The National Geographic Magazine, Volume 72National Geographic Society., 1938 - Geography Indexes kept up to date with supplements. |
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Page 425
... wire , enough to reach across the continent . The length of wire serving the entire metropolitan area could be wound around the earth nearly 600 times at the Equator . WHY WIRES ARE BURIED Such big figures tell an impressive story , but ...
... wire , enough to reach across the continent . The length of wire serving the entire metropolitan area could be wound around the earth nearly 600 times at the Equator . WHY WIRES ARE BURIED Such big figures tell an impressive story , but ...
Page 426
... wire lines than to use the complicated terminal apparatus needed for sending several messages over a single wire . You might think that sending several con- versations over the same wire would be like pouring tea , coffee , and milk ...
... wire lines than to use the complicated terminal apparatus needed for sending several messages over a single wire . You might think that sending several con- versations over the same wire would be like pouring tea , coffee , and milk ...
Page 427
... wire is mounted on the dog sled . wire looks solid , but it is made up of atoms , and each atom contains much more empty space than solid matter . In the spaces are vast numbers of tiny particles called electrons , constantly vibrat ...
... wire is mounted on the dog sled . wire looks solid , but it is made up of atoms , and each atom contains much more empty space than solid matter . In the spaces are vast numbers of tiny particles called electrons , constantly vibrat ...
Contents
Soaring Heights of New Hampshire Attract | 73 |
Hark to the Hounds By FREEMAN LLOYD | 453 |
A Roll Call of the Hounds 31 portraits in color from paintings by EDWARD | 467 |
Copyright | |
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ALEXANDER WETMORE American anchor Average Length Avocet Baylor Roberts beach boat breed called camera canoe Canton Island chief China Chinese coast Color Plate Cooper's hawk Dawson Island Dorjun duck Dufaycolor early eclipse eggs expedition feet fish flying forests French Geographic Society Finlay Geographic Society Painting Greyhound hawk head Henri de Monfreid hounds hunting Inches Indians Island Kansas Lake land look marshes miles Mississippi Mount Mount Washington NATIONAL GEOGRAPHIC MAGAZINE National Geographic Society native nest night Otterhound Park Peiping Pilgrim plant platinum plover port radio rail River road rock sail Saluki sandpiper ship shore birds Society Finlay Photograph South America summer telephone tion town trail trees United Valley village Washington wasps weather West White Mountains wind winter wire Wisconsin Yahgan young