IMPERIAL GLASS CO. No. 0485 (OMN) by Imperial Glass Company (Bellaire-OH, Company Operated:: 1904-1984), 1911 introduced
NOTE: Kathy Conn Turner 2020: found in January 1912 catalog, so introduced 1911. divided version (Imperial NO. 485/2 partition comport) with the distinction of being one the "the earliest divided items in the glass industry".
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Shape: Nappy
Contributor: Kristi Lineberger - 485/2 divided - called a partition comport in the catalog