Licence: In copyright
Credit: Written Numerals. Source: Wellcome Collection.
Provider: The original material is held at UCL Special Collections. This catalogue is held by the Wellcome Library as part of Codebreakers: Makers of Modern Genetics.
5/539
Licence: In copyright
Credit: Written Numerals. Source: Wellcome Collection.
Provider: The original material is held at UCL Special Collections. This catalogue is held by the Wellcome Library as part of Codebreakers: Makers of Modern Genetics.