Books by O. Perilla:
Books in the extended shelves:
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Perilla, O. (Oscar): Accelerating moving walkway systems (U.S. Urban Mass Transportation Administration Office of Technology Development and Deployment, 1978), also by M. Zeigen, Rolf F. Marshall, John J. Fruin, United States. Urban Mass Transportation Administration. Office of Technology Development and Deployment, and Port Authority of New York and New Jersey. Engineering Research and Development Division (page images at HathiTrust)
Find more by O. Perilla at your library, or elsewhere.