http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Providing for the operation of the William Langer Jewel Bearing Plant at Rolla, N. Dak
Operation of William Langer Jewel Bearing Plant, Rolla, North Dakota
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ProQuest U.S. Serial Set Digital Collection