circular slide rule
Report a Mistake- Object Number 20100062-044
- Event --
- Affiliation --
- Artist / Maker / Manufacturer --
- Date Made Second Half 20th Century
- Category Tools and equipment for communication
- Sub-category Data processing technology and equipment
- Department Arms and Technology
- Museum CWM
- Earliest 1950/01/01
- Latest 2000/12/31
- Inscription SCHNELLRECHNER FüR MARSCHBEARBEITUNG/von OTL KELLER
- Materials Synthetic
- Measurements Outside Diameter 12.6 cm