Bion J. Arnold was a consulting engineer on operating procedures of suburban railways in the Eastern United States. He founded The Arnold Company in Chicago, IL. This collection consists primarily of his consulting reports on railways, most prominently the Bay State Street Railway Company.

Bion J. Arnold was a consulting engineer on operating procedures of suburban railways in the Eastern United States. He founded The Arnold Company in Chicago, IL.

2.0 Linear Feet (4 boxes)

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Portions of collection unprocessed. Please contact Special Collections reference (spec-coll@library.ucla.edu) for more information.