Since the 1960s, aerospace research and development (R&D) has been on a quest to eliminate oil lubrication systems from gas turbine engines. Beginning with small solar power dynamic "engines" for ...
Publicity photo of a first-generation Union Pacific GTEL locomotive and a circa-1923 electric auto in Fremont, Neb. The auto was owned by a local woman and the locomotive was on its way west to haul ...
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