Day: August 25, 2020

Sundstrand-Underwood Adding and Accounting Machines Dates of Manufacture by Serial Number, and Features and Keyboards Reference

Well, I’ve been making noise about working on adding machine stuff, seeing as I’ve been getting crates of Parts, Service and other dealer documentation on the things lately. This last batch of donated NOMDA Blue Books and an Underwood, Sundstrand and Elliot-Fisher Line Book have given me enough information to finally put together good Age […]