Circular radiological slide rule designed by Dr M.

Made:
1955-1965 in Borehamwood

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Circular radiological slide rule designed by Dr M.Simon for calcuating correct X-ray exposures by weight. Presented by Philips Electrical Limited [Medical X-ray Division] and manufactured by Millett Levens (Engravers) Limited.

Details

Category:
Mathematics
Object Number:
1998-671
Materials:
brass, complete, plastic
type:
circular slide rule (radiological)
credit:
Dr A.M.K. Thomas
status:
Permanent collection

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