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Art and science Energy Results
The six requirements for design
The geometry of a device
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achieve action activity appearance applied arrangement beam better building called carry Chapter characteristics choice components concerned condition connecting consider constraint constructing cost course Crown copyright desired determining device direction easy economy effect energy essential principle example experience fact flat follows forces fulcrum function geometry give given hand idea important impossible inches influence intended result invention involved kind least less lever limitations London look machine material matter means mechanical memory move nature nearly never objects particular perhaps pieces possible present produce production properties reason referring requirements response Science Museum seen shape shift ship similar simply skill sort space squared standard steel stone suppose surface technique things thought tool turn useless wasting wish workmanship