The National Geographic Magazine, Volume 112National Geographic Society, 1957 - Geography Indexes kept up to date with supplements. |
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Page 436
... give theoretical limit of reso- lution . Rack and pinion focusing , removable Complete mirror mount , counterweight . Real equatorial with mounting - only one adjustment follows stars ! tripod Aluminum tube . Combination eyepiece gives ...
... give theoretical limit of reso- lution . Rack and pinion focusing , removable Complete mirror mount , counterweight . Real equatorial with mounting - only one adjustment follows stars ! tripod Aluminum tube . Combination eyepiece gives ...
Page
... give theoretical limit of resolution . Rack and pinion focusing , hardwood tri- pod , real equatorial mounting - only one adjustment follows stars ! Aluminum tube . 6 power finder telescope . 2 stand- ard size eyepieces and mounted ...
... give theoretical limit of resolution . Rack and pinion focusing , hardwood tri- pod , real equatorial mounting - only one adjustment follows stars ! Aluminum tube . 6 power finder telescope . 2 stand- ard size eyepieces and mounted ...
Page
... give all three when you give a telephone . In kitchen , bedroom , playroom or workshop - for Mother , Dad , Son , Daugh- ter , Grandpa or Grandma - an additional telephone is a gift that rings the bell the whole year through ...
... give all three when you give a telephone . In kitchen , bedroom , playroom or workshop - for Mother , Dad , Son , Daugh- ter , Grandpa or Grandma - an additional telephone is a gift that rings the bell the whole year through ...
Contents
Across the Frozen Desert to Byrd Station Tractorborne Explorers | vi |
To the Men at South Pole Station By Rear Admiral Richard E Byrd | 1 |
Fledgling Wings of the Air Force By Thomas W McKnew | 266 |
Copyright | |
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aboard Admiral Admiral Dufek Africa Air Force Alan Villiers American Antarctic Antarctica beach birds boat booklet butterfly Byrd Byrd Station camera Canada Catalog City coast color Dept desert elephant Exakta expedition explorers feet fish flamingos forest Fundy Grosvenor Hopi Indian Kachinas Kodachromes land light Little America living Long Island look Luis Marden mahout Mayflower Mayflower II McMurdo MELVILLE BELL GROSVENOR Mention the National miles MILITARY Mountains NATIONAL GEOGRAPHIC MAGAZINE National Geographic Society National Geographic-It identifies Navy night Nomad North painting Palm Park photographs Pitcairn Pitcairn Island plane polar Prince Philip Pueblo radio River Robert College rock Royal sail School Scotland Scott ship Siple snow South Pole Station Thomas tide tion trees United Valley visitors Washington watch weather West White Sands wind winter yacht York Yukon