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Title: Boxwood Slide rule [Go to resource]
Description: Pair of boxwood slide rules for annuity calculations Format: text/html License: http://creativecommons.org/licenses/by-nc-sa/3.0/ Rights holder: University College London Subjects: Galton, Francis Source: UCL Museums Creator: Cary Identifier: http://www.ucl.ac.uk/museums/objects/LDU... Language: en-GB Format: text/html Go to resource More Like this...
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