Description
Specimen of calcium carbonate crystal
The 'Hobby Horse' or 'Dandy Horse' was the forerunner of the bicycle and was invented by Baron von Drais in France in 1817
which was special because of its carbon fibre chassis
with a numbered key to thecollege on the right and scrolls carrying coats of arms and a plaque in the sky
was elected a Fellow of the Royal Society in 1826
The Doge of Venice thanks the Great Council educational demonstration Specimen of calcium carbonate crystal
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