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The Hat Barometer
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Wallace's Record Collection
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Vacuum Cleaner Mayhem
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Bravus with W & G
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Wallace
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Gromit
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smug
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Just add water
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Use quickly.
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But what use is a...
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Checking out Difference Engine No. 2
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The Analytical Engine
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A name to remember
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Half of Babbage's Brain
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ERNIE #1
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A fluid economy
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The Kingson Pocket Calculator
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Calculating engine (detail)
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William Pratt's "Arithmetical Jewel", c 1615
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Gratuitous intricate embellishment: optional
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Submarine - 1901 style
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A nautical view
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August Moebius
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Car Parking Inadvisable
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The Main Hall
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More embellishment
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Two more Klein Bottles
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Ferguson Tractor Prototype (1935)
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One that never flew
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Principia Mathematica
