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| The Encyclopedia of World History. 2001. |
| 1941–45 | |
| Construction of 2,500 miles of large-diameter (20-inch–24-inch) pipelines to deliver petroleum from oil-producing regions in southwest U.S. to East Coast depots. Development of welding of steelpipe sections (1913–14) cut leakage and made possible large-scale pipeline construction. (See Science and Technology) | 1 |
| The Encyclopedia of World History, Sixth edition. Peter N. Stearns, general editor. Copyright © 2001 by Houghton Mifflin Company. Maps by Mary Reilly, copyright © 2001 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved. | |
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