Posted 10 years ago
mcmurdosil…
(10 items)
Approx 8 inches long. 1936 perhaps? Never seen another.
Small metal tube floats inside liquid filled handle.................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................
http://www.ebay.com/itm/Vintage-RCA-Letter-Opener-w-Floating-Electronic-Tube-/272265689989?hash=item3f644cbb85%3Ag%3AxWUAAOSwqBJXVWzU&nma=true&si=aqjRIMqx0hc5tx9ZUJJix3GDhkI%253D&orig_cvip=true&rt=nc&_trksid=p2047675.l2557