Burroughs Portable Adding Machine series 8

From: Alan Spirdione
Email: Aspirdione@comcast.net


I have a Burroughs Portable Adding Machine, lever operated with 10 figure ability with a green facing. It works, is in great condition and has the number 8-1290379. I don't know it's value or how to find out the year made, etc... any help greatly appreciated. Thank you so much.