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Dr Crabtree's Patent Observatory Magnifier
£9.95
7176 Observatory Magnifier, £9.95
Believed by some to have been designed in 1804 by the legendary British inventor and polymath Joseph Crabtree, the functional simplicity of his brass-and-glass domed "Observatory" magnifier has never been surpassed or needed modification. Magnifies about 3x. Diameter 2", height 1".
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