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