Record

StorageSite	UCL Special Collections
Level	File
Reference Number	MS ADD 426/A/5/1/5
Title	Papers on the Perfect Square, Four Colour Theorem and Self-Dual Networks
Date	c1938-c1944
Description	Contains notes, diagrams and a letter to Bill Tutte on the complexity of bicubical networks (with reference to proof of the four-colour theorem), and diagrams on the perfect square.
Extent	1 folder
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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