The National Geographic Magazine, Volume 70National Geographic Society, 1937 - Geography Indexes kept up to date with supplements. |
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Page 548
... cars , 38 to passenger cars , and 84 to other lines of inquiry . All new equipment must gear in with that already in use . A new car , a new brake , or a new coupling device must per- mit the car to be operated on practically all ...
... cars , 38 to passenger cars , and 84 to other lines of inquiry . All new equipment must gear in with that already in use . A new car , a new brake , or a new coupling device must per- mit the car to be operated on practically all ...
Page 573
... cars . Now precooling in plants has given way to precooling within the cars . This is ac- complished by placing ice and salt in tanks on the cars and forcing air circulation by portable fans . After precooling the fans . are removed ...
... cars . Now precooling in plants has given way to precooling within the cars . This is ac- complished by placing ice and salt in tanks on the cars and forcing air circulation by portable fans . After precooling the fans . are removed ...
Page 576
... cars were " humped " in 24 hours . In addition , 1,141 cars were re- layed through in trains that did not have to be broken up and reclassified . Enola is " alone " spelled backwards , but the name belies the fact . On that same July 11 ...
... cars were " humped " in 24 hours . In addition , 1,141 cars were re- layed through in trains that did not have to be broken up and reclassified . Enola is " alone " spelled backwards , but the name belies the fact . On that same July 11 ...
Contents
Idaho | 26 |
Australia | 31 |
Ellsworth Awarded the Hubbard Medal______ | 36 |
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