'Dept 7, 4 - surveying, oceanography, maths'

Date:
1980-1982
Reference:
WA/HMM/TR/Abc/B.3/16

Licence: Attribution 4.0 International (CC BY 4.0)

Credit: 'Dept 7, 4 - surveying, oceanography, maths'. Source: Wellcome Collection.

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