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Slide rule Janus series

Slide rule Janus series

Maker Blundell Rules Limited

Datec 1955

Object number00027327

NameSlide rule

MediumPlastic, metal

DimensionsOverall: 61 x 330 x 10 mm, 0.2 kg

ClassificationsTools and equipment

Credit LineANMM Collection Gift from Captain D White

Terms

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