Calendrical slide rule, boxwood, signed "B Harriss

Made:
1800-1900 in Spitalfields
Calendrical slide rule, boxwood, signed B Harrisson 11 Princes St. Spittalfields''

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Calendrical slide rule, boxwood, signed B Harrisson 11 Princes St. Spittalfields''
Science Museum Group
© The Board of Trustees of the Science Museum

Calendrical slide rule, boxwood, signed "B Harrisson 11 Princes St. Spittalfields"

Details

Category:
Mathematics
Object Number:
1988-315
type:
slide rule (calendrical)
credit:
Christie's South Kensington Limited