Royal Digital III Calculator
From 1971. It used Nixie tubes for the display, Four digit with a key to shift the display to the other four. Unusual since it used a gold plated pad and stylus rather than keys. The price new was equivalent to $750 today.
en.wikipedia.org/wiki/Microprocessor
www.flickr.com/photos/jamo_spingal/5830130430/in/set-7215...
www.flickr.com/photos/jamo_spingal/5830130430/in/set-7215...
Royal Digital III Calculator
From 1971. It used Nixie tubes for the display, Four digit with a key to shift the display to the other four. Unusual since it used a gold plated pad and stylus rather than keys. The price new was equivalent to $750 today.
en.wikipedia.org/wiki/Microprocessor
www.flickr.com/photos/jamo_spingal/5830130430/in/set-7215...
www.flickr.com/photos/jamo_spingal/5830130430/in/set-7215...