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Details and Image
Type
Model No.
Maker
Country
Construction
Material
Date
Scale Length
Area of Use
Disk/Linear
661
Aristo
Germany
Plastic
est. 1960's
Dia. = 15.5 cm
Marine Industry
Notes:
1) Aristo Naviat - unusual navigation slide rule used for ship navigation 2) Similar to aviation E6-B navigation calculator / slide rules
Image 1
Image 2
Image 3
Image 4
