Accounting Session: Automatic, Mechanical, Punching, Counting, Sorting, Tabulating and Printing Machines, Adaptable to Various Lines of Accounting and Statistical Work (1915)

Automatic, Mechanical, Punching, Counting, Sorting, Tabulating And Printing Machines, Adaptable To Various Lines Of Accounting And Statistical Work Essential For Public Service Corporations, With Particular Reference To Improvements In The Art Of Mechanical Accounting.