The National Geographic Magazine, Volume 81National Geographic Society, 1942 - Geography Indexes kept up to date with supplements. |
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Page 65
... light reaches down can sea vegetation grow . In the open sea , where water is clear , light penetrates to a depth of 300 feet ; near the coast , where waters are more turbid , light reaches a depth of only about 100 feet . Plants are ...
... light reaches down can sea vegetation grow . In the open sea , where water is clear , light penetrates to a depth of 300 feet ; near the coast , where waters are more turbid , light reaches a depth of only about 100 feet . Plants are ...
Page 136
... light with a luminous halo . The broad Gulf of St. Law- rence was glassy , but there was a strong ground swell . All at once we made out to port first one dim white light and then another . When these two range lights came into line ...
... light with a luminous halo . The broad Gulf of St. Law- rence was glassy , but there was a strong ground swell . All at once we made out to port first one dim white light and then another . When these two range lights came into line ...
Page 463
... Light " in " Flight " Aluminum went up in the air with the Wright brothers in 1903 and has been there ever since . The new light metal helped make pos- sible that first of all heavier - than - air flights , for an aluminum - copper ...
... Light " in " Flight " Aluminum went up in the air with the Wright brothers in 1903 and has been there ever since . The new light metal helped make pos- sible that first of all heavier - than - air flights , for an aluminum - copper ...
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Africa ALEXANDER WETMORE aluminum American animals Anthony Stewart Anticosti Anzac Army Australia Bapa Bapa's beryllium Bhavnagar birds boat British buildings built California camp Canal carried coast colonial color Company Dakar early eeee falcon feet fish France Frances Lake French Geographic Society Kodachrome giant gold Gt.Br Guinea guns harbor hawk Honduras houses huge Hwang Ho Indian Indies Irving Johnson island Japanese kaoliang Lake land live look Luis Marden Madagascar Maynard Owen Williams meat Menier metal miles mountain NATIONAL GEOGRAPHIC MAGAZINE National Geographic Society native naval Navy night North Ocean officers Pacific percent Philippines Pitcairn planes plants Plate Ponape Port pounds Reef River road sail Saipan San Diego ship soldiers South Staff Photographer steel tion town trees United Washington West Yellow River York Zealand