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1826 compound microscope.
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replica of Leeuwenhoek's microscope.
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Beetle-like organism.
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Replica of Hooke's compound microscope.
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Leeuwenhoek's microscope (actual size).
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Nettle specimen.
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Compound microscope, 1826.
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19th-century Microscope designed to let up to four people look...
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Urticaceae, venal underside of Nettle leaf, close up.
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How a compound microscope works.
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Paper exposed to ultraviolet light, turns dark.
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Pipette.
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Paper exposed to blue light.
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Paper soaked in silver nitrate.
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Water to dissolve silver nitrate crystals.
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Silver nitrate crystals.
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Nelson's clockwork universe ornate blue box with a handle and ...
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Joule's appparatus for determining the mechanical equivalent o...
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A model of an Archamedian screw for carrying water uphill
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Weighing water with a spring balance
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