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Type | Model No. | Maker | Country | Construction Material | Date | Scale Length | Area of Use |
Linear | Hemmi 200 | Hemmi | Japan | Celluloid on Bamboo | 1957 Oct | 40 cm | Precision Calculation |
Notes: "Hemmi date code HJ. Scales are divided into six segments, providing 240 cm equivalent length. This specimen has only one cursor."
Image 1
![](favorites/images/14200a.jpg)
Image 2
![](favorites/images/14200b.jpg)
Image 3
![](favorites/images/14200c.jpg)
Image 4
![](favorites/images/14200d.jpg)
Image 5
![](favorites/images/14200e.jpg)
Image 6
![](favorites/images/14200f.jpg)