Armstong-Blum Manufacturing Co. was founded in 1904. It is now the
Marvel Manufacturing Co. of Oshkosh. WI. They are best known for their "Marvel Draw-Cut" power hacksaws.
Information Sources
- Machine serial numbers from 1927 to 1947 may found here
- A 1914 railway supply catalog has a couple of pages of Marvel power hacksaws. See page 317-320 for Marvel punches.