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lens baton no. 135 "Crookes Experimental"
OPHTHALMIC LENSES
lens set
Crookes
wood; glass; card

Wooden baton consisting of a handle and frame holding a card. The card features lenses stuck so as to be viewed through holes from the other side. Six rectangular lenses. Green. Lenses: Gap, 311, 312, 313, 314, gap, gap, 315.


1999.3325

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