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A pair of CrystalEyes shutter glasses
A pair of CrystalEyes shutter glasses
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A plastic ball-and-stick model of proline. These models usually comply with CPK coloring.
A plastic ball-and-stick model of proline. These models usually comply with CPK coloring.
Hofmann's methane model
Hofmann's methane model
A box of ball-and-stick model pieces colored to represent several of the common elements.
A box of ball-and-stick model pieces colored to represent several of the common elements.