The National Geographic Magazine, Volume 50National Geographic Society, 1927 - Geography Indexes kept up to date with supplements. |
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Page 22
Photograph from Lieut . Commander F. A. Zeusler READING THE DEEP - SEA REVERSING THERMOMETER Thermometers are secured in the two parallel tubes shown with the holes at their upper ends . At the same time that the thermometers are ...
Photograph from Lieut . Commander F. A. Zeusler READING THE DEEP - SEA REVERSING THERMOMETER Thermometers are secured in the two parallel tubes shown with the holes at their upper ends . At the same time that the thermometers are ...
Page 24
... deep - blue ice of varying widths . The effect of indigo blue contrasted against the soft white is startling and ex- quisite . Smaller bergs , remnants of broken ice monarchs , are called " growlers . " They are almost as dangerous to ...
... deep - blue ice of varying widths . The effect of indigo blue contrasted against the soft white is startling and ex- quisite . Smaller bergs , remnants of broken ice monarchs , are called " growlers . " They are almost as dangerous to ...
Page 28
... deep and 20 feet across . Ice is tamped in over the charge , but the explosion only serves to paint a black smudge 100 feet wide , the whole height of the ice cliff " ( see p . 20 ) . " The black banner serves as a handy identification ...
... deep and 20 feet across . Ice is tamped in over the charge , but the explosion only serves to paint a black smudge 100 feet wide , the whole height of the ice cliff " ( see p . 20 ) . " The black banner serves as a handy identification ...
Page 29
... deep , broad precipice , it is dwarfed into insig- nificance by the immensity of the vast rock surface which environs it ( see illus- tration , page 32 ) . At the other end of the line are falls like Niagara - low in height , great in ...
... deep , broad precipice , it is dwarfed into insig- nificance by the immensity of the vast rock surface which environs it ( see illus- tration , page 32 ) . At the other end of the line are falls like Niagara - low in height , great in ...
Page 32
... deep , irregular indentation at the apex of the Horseshoe operating here also , though here the re- cession due to erosion is only about two inches a year , while at the Horseshoe it is from four to six feet a year . The best general ...
... deep , irregular indentation at the apex of the Horseshoe operating here also , though here the re- cession due to erosion is only about two inches a year , while at the Horseshoe it is from four to six feet a year . The best general ...
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American Arctic Autochrome Lumière bank beautiful berg built Cairo Canada Canadian Air Force canyon Carnival church cliffs coast color Commander Byrd courtesy Royal Canadian cross Dokerla east expedition falls feet fishing flight flows flying forests Georgia Gervais Courtellemont GILBERT GROSVENOR gorge Harold Fleming height Iguazu industry Island jellyfishes King Lake lamas land LOWICZ Lumière by Gervais Lutzu Maynard Owen Williams Mekong miles Mount mountain narrow Nashi NATIONAL GEOGRAPHIC MAGAZINE National Geographic Society navigation Niagara North Pole Ontario pass peaks Photograph courtesy Royal plane Poland Polish province Quebec railway reached region RICHARD EVELYN BYRD river rock rocky route Royal Canadian Air Russian Salwin ship shore side snow Soviet Spitsbergen square miles stream Tibetan tion town trail trees Tseku turpentine United valley VANCOUVER ISLAND village wall William Crowder women Yangtze