A New Way in Typewriting That Doubles Stenographer's Pay" by M. B. Sackheim, Tulloss School ad, The Gregg Writer July 1917 (leaf 28)
The pattern
This still sits in the public-domain pool. No pattern name yet.
A New Way in Typewriting That Doubles Stenographer's Pay" by M. B. Sackheim, Tulloss School ad, The Gregg Writer July 1917 (leaf 28)
This still sits in the public-domain pool. No pattern name yet.