Type name / number: Champion Adding Subtracting and listing Machine, (manual operating.)
Production / SN:  
Calculating principle: Rocking Segment
Calculating functions: Add, Subtract
Input accuracy digits
Calculating accuracy: digits
Production year:  
Case material: Bakelite
Weight: Kg
External links:  
Previous owner:  
Cosmetic imperfections:
(I accuse no one)
Date of receiving:  
Machine story:  

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