In copyright
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Credit
Copy letter from Pontecorvo to Dr Hubert Rees of the Department of Agricultural Botany at the Institute of Rural Science in Aberystwyth concerning Pontecorvo's interest in Rees's paper in <i>Nature</i>on nuclear variation in angiosperms. In copyright. Source: Wellcome Collection.
Provider
The original material is held at <a href="http://www.gla.ac.uk/services/archives/" rel="nofollow">Glasgow University Archive Services.</a> This catalogue is held by the Wellcome Library as part of Codebreakers: Makers of Modern Genetics.