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~FINE PAIR OF PROPORTIONAL DIVIDERS BY WATKINS AND HILL~
200 GBP ($250 USD) + postage included
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~UNIQUE AND RARE SOLAR MICROSCOPE/CAMERA OBSCURA COMPENDIUM-ADAMS~
2400 GBP ($3000 USD) + postage included
200 GBP ($250 USD) + postage included
2400 GBP ($3000 USD) + postage included