Record

StorageSite	UCL Special Collections
Level	Item
Reference Number	PENROSE/2/32/7
Title	Letter to J B S Haldane and Notes
Date	Mid-20th Century
Description	Contains a handwritten draft of a letter from Penrose to J B S Haldane, raising points on genetic equilibrium and the effect of monogamous relations in determining sex ratio at birth in Haldane's paper "Possible Causes of Genetical Polymorphism", and handwritten notes on "Autosomal Genes with Opposite Sex Effects".
Extent	4 folios
AccessStatus	Open
AccessConditions	The papers are available subject to the usual conditions of access to Archives and Manuscripts material, after the completion of a Reader's Undertaking.

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