VINTAGE 70s KOSMOS 1 BIORHYTHM COMPUTER CALCULATOR WITH CASE AND MANUAL ~ Tested For Sale

This vintage 70s Kosmos 1 Biorhythm Computer Calculator comes with its original case and manual, making it a great addition to any collection. The device was manufactured in Japan and is a unique piece of scientific equipment from that era. It has been tested and is in good working condition.

The Kosmos 1 Biorhythm Computer Calculator is ideal for collectors interested in vintage scientific instruments. Its compact size and included case make it easy to display or store. The device is capable of calculating biorhythms and is a fascinating piece of history. Perfect for enthusiasts or collectors alike.