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Keywords from Image Description:
LOOKING AT THE TEST CAB WHERE THE SUN'S RAYS ARE FOCUSED IN THE INTENSE WHITE SPOT OF THE SOLAR FURNACE OPERATED FOR... NARA . Scope and content General notes Local identifier DA Environmental Protection Agency NARAAuthor Norton Boyd Photographer File LOOKINGATTHETESTCABWHERETHESUN'SRAYSAREFOCUSEDINTHEINTENSEWHITESPOTOFTHESOLARFURNACEOPERATEDFOR