Carborundum Company
Found in 912 Collections and/or Records:
The Carbowheel black and white photos, 1948
Black and white photographs from the Carborundum Company employee newsletter The Carbowheel. Photos show employees working, having parties, etc.
The Carbowheel Photos, 1948
Photos Carborundum employee newsletter The Carbowheel, 1948. They show: employees working, at company picnics (Perth Amboy, Canadian, and Niagara Falls), presidents, etc.
The Melltone Corporation (Delaware), 1937
Melltone Corporation papers related to a 1937 merger
The Melltone Corporation (Pennsylvania), 1918-1938
The Charter, Letters Patent, and other corporate papers of the Melltone Corporation
The Melltone Corporation - Return on TFR-500 to Federal Reserve Bank, 1943
Various documents and forms possibly submitted to the US Treasury Department and Federal Reserve
Theodora Vinal's notes for her book, 1949
Notes and correspondence for Vinal's book on the history of Niagara Falls (HAI 2020).
Timesheets, memos, 1980-1981
Expense reports, employee timesheets, billing details, and correspondence related to billing.
Tone Award and Picnic Flier, 1948
Program for the awarding of the Tone Award and flier for company picnic
Tone & Martin Patent, 1933-1955
Patent documents including application materials, claims, and case transcriptions filed by Frank J. Tone and Harry C. Martin.
Trade Literature, ca. 1896-1980
Brochures, articles, company authors, etc.