| Description | Consists of the following correspondence between the Psychiatric Genetics Research Unit and Sarah Holt, Galton Laboratory:
Letter from Neville Parker enclosing case reports on a pair of twins, one of whom is diagnosed with congenital disorders, including microcephaly and epilepsy; and a letter from Parker returning palm tracings of the twins and a section of his article on their case [enclosed].
Letters between James Shields and Holt regarding dermatoglyphs for the twins evaluated by Parker, and another set of twins with "mosaic" composition.
Encloses diagrams of dermal ridge patterns in both sets of twins, and finger ridge count for the twins evaluated by Parker. |