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Spinthariscope by W. Crookes, 1903 Spinthariscope by W. Crookes, 1903, made to observe radium decay, constructed from brass, with a viewing lens t...
Late 18th century French portable sundial compass by Duhamel, Paris Late 18th century French portable sundial compass by Duhamel, Paris. The Butte...
Lot 194
Microscope Slides
Microscope Slides Late 19th Century cased collection of around 115 microscope slides. Subject matter mainly includes organs including heart, lung,...
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