From: James Redin
E-mail: james@dotpoint.com
Hello Bob.
According with the "Collector's Guide to Pocket Calculators," the 44RD model was made circa 1975, it is "the only known small cased Rockwell with sci-funct."
I wonder if you can send me picture for posting in my web site at:
http://www.dotpoint.com/xnumber
Thanks!