ALPO

(redirected from Allegheny Portage Railroad National Historic Site)
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AcronymDefinition
ALPOAssociation of Lunar and Planetary Observers
ALPOAllegheny Portage Railroad National Historic Site (US National Park Service)
ALPOAlpha Phi Omega (service fraternity)
ALPOAlumino-Phosphate
ALPOAssistant Leading Petty Officer
ALPOAir-Land Project Officer
ALPOAir-Land Programs Office
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