-Legends of Asbestos
Keasbey & Mattison Company. Legends of Asbestos.
Ambler, PA: Keasbey & Mattison Company, 1940.
Birkinbine Engineering Company Records
A version of this text has been digitized and is available through the Internet Archive.
Keasbey & Mattison Company. Legends of Asbestos.
Ambler, PA: Keasbey & Mattison Company, 1940.
Birkinbine Engineering Company Records
A version of this text has been digitized and is available through the Internet Archive.