2009 Christmas Challenge. Governor Les Pook € 2010 Sevenoaks, UK This model, made for the 2009 Christmas Challenge, demonstrates the principle of the Watt steam governor. It whirls nicely when the handle is turned.

Source URL: lespook.files.wordpress.com

2009 Christmas Challenge Rocking Chair Les Pook © 2010 Sevenoaks, UK This model, built for the 2009 Christmas Challenge, is in the spirit of some of the simple models in early manuals.

Source URL: lespook.files.wordpress.com

Catapult Les Pook © 2009 Sevenoaks, UK Not quite a domestic use. This is a reproduction of a paper pellet firing catapult I made in the late 1940s for use against my classmates. The small size meant that it was

Source URL: lespook.files.wordpress.com

From Hexaflexagons to Edge Flexagons to Point Flexagons Les Pook Leslie Philip (Les) Pook ([removed]) obtained a BSc. in metallurgy from the University of London in 1956

Source URL: lespook.files.wordpress.com

• Polyhedra
• Paper folding
• Recreational mathematics
• Flexagon
• Polyhedron
• Regular polytope
• Dual polyhedron
• Pentagon
• Vertex figure
• Geometry
• Polytopes
• Polygons

PDF Document

Source URL: web.mit.edu

• Surprise
• William H. Webb
• Flying Cloud
• Great Republic
• Lightning
• Sea Witch
• Sovereign of the Seas
• Samuel Hartt Pook
• Medium clipper
• Watercraft
• Clippers
• Donald McKay