2019-10-21 17:53:55 UTC
ten-key type to a columnar type. Indeed, machine makers
advertised the speed of a ten-key. But Burroughs made
both, as shown by the following ads, and continued to do
so for years (I remember columnars in banks in the 1970s).
NCR cash registers were columnar right up until the end.
Indeed, in the early days of electronic registers--before
scanners--their ten-key keyboard allowed faster checkouts.
(you may scroll through the rest of the magazines. neat
ads of the 1950s. The essays are very conservative.)