Slide rule, "System Rietz", by Sun Hemmi, Japan

Made:
Japan
Slide rule, "System Rietz", by Sun Hemmi, Japan.

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Slide rule, "System Rietz", by Sun Hemmi, Japan.
Science Museum Group Collection
© The Board of Trustees of the Science Museum

Slide rule, "System Rietz", by Sun Hemmi, Japan

Details

Category:
Mathematics
Object Number:
1987-358
type:
slide rule
credit:
Imperial College of Science and Technology (Lyon Playfair Library)