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| View Original: | PART_OF_THE_PLUMBING_AND_ASSOCIATED_EQUIPMENT_FOR_THE_SOLAR_HEATING_AND_COILING_DEMONSTRATION_PROJECT_AT_COLORADO..._-_NARA_-_557316.tif (3000x2028) | |||
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| Keywords: PART OF THE PLUMBING AND ASSOCIATED EQUIPMENT FOR THE SOLAR HEATING AND COILING DEMONSTRATION PROJECT AT COLORADO... - NARA - 557316.tif Scope and content PART OF THE PLUMBING AND ASSOCIATED EQUIPMENT FOR THE SOLAR HEATING AND COILING DEMONSTRATION PROJECT AT COLORADO STATE UNIVERSITY AT FORT COLLINS FUNDED BY THE NATIONAL SCIENCE FOUNDATION FLAT PLATE COLLECTORS ON THE ROOF OF THE DEMONSTRATION HOME HAVE BLACKENED COPPER TUBING TO ABSORB HEAT FROM THE SUN IT IS A LIQUID AS OPPOSED TO A HOT AIR SYSTEM THE HEATED WATER IS PIPED THROUGH THE HOUSE TO HEAT IT THERE ARE SEVERAL DRAWBACKS TO THE SYSTEM WHICH IS NOT YET ON THE MARKET CORROSION IS A PROBLEM THE ROOF NEEDS REINFORCING AND ANTI-FREEZE IS REQUIRED General notes 557316 Local identifier 412-DA-14864 Environmental Protection Agency 12/02/1970 - NARA-Author Norton Boyd 1936- Photographer 1111093 <br /> Still Picture Records Section Special Media Archives Services Division NWCS-S National Archives at College Park 8601 Adelphi Road College Park MD 20740-6001 05/1975 Record group Record Group 412 Records of the Environmental Protection Agency 1944 - 2006 Record group ARC 708 DOCUMERICA The Environmental Protection Agency's Program to Photographically Document Subjects of Environmental Concern compiled 1972 - 1977 Series ARC 542493 File unit File unit ARC Variant control numbers Agency-Assigned Identifier 248/44/014864<br /> NAIL Control Number NWDNS-412-DA-14864 yes Other versions <gallery> File PART_OF_THE_PLUMBING_AND_ASSOCIATED_EQUIPMENT_FOR_THE_SOLAR_HEATING_AND_COILING_DEMONSTRATION_PROJECT_AT_COLORADO _-_NARA_-_557316 tif tif File PART_OF_THE_PLUMBING_AND_ASSOCIATED_EQUIPMENT_FOR_THE_SOLAR_HEATING_AND_COILING_DEMONSTRATION_PROJECT_AT_COLORADO _-_NARA_-_557316 jpg jpg </gallery> NARA-cooperation PD-USGov NARA TIF images with categorized JPGs | ||||