Addiator Addimax Hexadat (# 693219; ca 1969)
Addiator Addimax, Wolfach, Germany
dimensions...........23 x 6 x 0.4 cm
weight..................140 g
material................messing
digits....................8 (hexadecimal)
single sided (black), backside conversion table (white)
including a pencil and a leather case.