PEM Fuel Cell History At top: Technicians inspect a PEM fuel cell in the Gemini 7 spacecraft, 1965. At bottom: Close-up view of installed cell   Image #059.020 from the Science Service Historical Image Collection Original NASA caption: "Spacecraft technicians check the fuel cell in the adapter section of the Gemini VII spacecraft. Three modules each containing 32 individual sections are combined with appropriate control devices to make one fuel cell battery with a rated output of one kilowatt. Two of these batteries, each measuring 25 inches in length and 12.5 inches in diameter, provided on board electric power for the Gemini V eight day space mission." If you have information about this fuel cell image, or PEM fuel cell technology in general, please fill out the Collecting History questionnaire accessible through the link at the top of the previous page. Return to text ©2001 Smithsonian Institution (Copyright Statement)