Specimen of silicon carbide made by The Carborundum Company, Niagara Falls, USA Specimen of silicon carbide made by The Carborundum Company
Ambrotype view of Niagara, with people in foreground, by Platt Delascus Babbitt. Babbitt's View of Niagra circa 1850
Box of `Nolap' abrasive dental bands, for denture plates, by the Carborundum Co., USA, 1935-1950 Box of `Nolap' abrasive dental bands 1935-1950