Prototype of a linear parabolic reflector used to gather the sun's energy and heat fluid in the center pipe to several hundred degrees F..., 04/1974 : 無料・フリー素材/写真
Prototype of a linear parabolic reflector used to gather the sun's energy and heat fluid in the center pipe to several hundred degrees F..., 04/1974 / U.S. National Archives
| ライセンス | No known copyright restrictions(著作権制限なし) |
|---|---|
| 説明 | Original Caption: Prototype of a linear parabolic reflector used to gather the sun's energy and heat fluid in the center pipe to several hundred degrees F. "Solar farms" with banks of such reflectors covering many square miles could drive large turbines and generators and provide almost half the country's electrical energy needs according to the designers, 04/1974U.S. National Archives’ Local Identifier: 412-DA-12895Photographer: Norton, BoydSubjects:Environmental protectionNatural resourcesPollutionTucson (Pima county, Arizona) inhabited placePersistent URL: research.archives.gov/description/555347Repository: Still Picture Records Section, Special Media Archives Services Division (NWCS-S), National Archives at College Park, 8601 Adelphi Road, College Park, MD, 20740-6001. For information about ordering reproductions of photographs held by the Still Picture Unit, visit: www.archives.gov/research/order/still-pictures.htmlReproductions may be ordered via an independent vendor. NARA maintains a list of vendors at www.archives.gov/research/order/vendors-photos-maps-dc.html Access Restrictions: UnrestrictedUse Restrictions: Unrestricted |
| 撮影日 | 1974-04-01 00:00:00 |
| 撮影者 | U.S. National Archives |
| タグ | |
| 撮影地 | Arizona, United States 地図 |