The Calculating Machine
This one's from December 1, 1905, page 548 of The Engineer. The article begins:
A Wages Calculating Machine
We have recently had brought to our notice a new calculating machine designed and constructed by Messrs. John Davis and Son, of All Saints' Works, Derby, which embodies several interesting features. The design is free from small and intricate pieces of mechanism which are generally a prolific source of trouble.
I'll say.
