<" width='100%' cellspacing='1' border='0' style='font-family:Tahoma, Verdana, Arial; font-size:11pt'> Group: sliderule Message: 37647 From: sliderulenut Date: 09/10/2009 Subject: slide rule sighting
I don't know how many of you see the catalog "Deutsche Optik" but the recent issue has a balloon slide rule for sale. It is described as a Mod Pilot Balloon Slide Rule Mk4 made in 1970 in England. It looks like 20 cm in length. The asking price is $119.

marion moon