Medical Research Council, Clinical Effects of Radiation Research Unit

Contains a letter from D G Harnden to Penrose informing him of details of the two Klinefelter-Down's syndrome patients recently discovered, and thanking Penrose for the enclosed contributions to the Chromosome Newsletter, namely "An XXYY Male" by J R Ellis, O J Miller and L S Penrose; "Translocation in normal mother and mongol son" by Joy D A Delhanty and L S Penrose; "Trisomy in Mother and Child" by Joy D A Delhanty and E Hanhart; "Translocated and trisomic mongol sibs" by L S Penrose and J R Ellis; "Trisomy of a large acrocenbtric chromosome (no. 13)" by J R Ellis and J C Marwood. Also includes a letter from Patricia A Jacobs enclosing 2 prints of a karyogram for a Klinefelter syndrome patient, and a list of Down's syndrome patients.

Dec 1960

12 folios

This material contains sensitive personal data. Access to this material will not be granted until after the last date of closure, unless written permission is given by the individual(s) concerned. Closed until 1 January 2066.

A digitised copy is held by the Wellcome Library as part of Codebreakers: Makers of Modern Genetics.

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.