Geoffrey Pyke
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Geoffrey Nathaniel Joseph Pyke was an English journalist, educationalist, and inventor.
Geoffrey Pyke
The Malting House school building photographed in 2008. The building is on the corner of Newnham Road and Malting Lane and overlooks the Mill Pond and Sheep's Green.
A screw-propelled prototype of the Weasel (probably an Armstead snow motor fitted on a Fordson tractor together with a lightweight driver's cabin)
The M29 Weasel eventually produced
Pykrete
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Pykrete is a frozen ice composite, originally made of approximately 14% sawdust or some other form of wood pulp and 86% ice by weight.
A slab of pykrete
Pykrete is made of 14% sawdust and 86% water by mass.
Construction of a pykrete-reinforced ice dome by Eindhoven University of Technology
Daytime view of the ice dome