Niles Fire Brick, Niles Ohio - Items Wanted

Looking for any items (Except Bricks!) relating to Niles Fire Brick Co.
(NFB) of Niles Ohio (was located at 216 Langely Street, Office was on East Park Ave) - Any items with the NFB logos - office items, signs, advertising items, books, catalogs, ephemera of any kind, items from the factory buildings or anything directly related to NFB.
Both my Great Grandfather and Grandfather worked there over the decades.
Anything would appreciated.
I live in Austin TX and will pay fair prices for items plus shipping.
Email with questions.