- Reproduction
- [nb-NO]Description[nb-NO]Lenses
Eight sets of cylindrical lenses in pairs Other observations: Plano-convex & plano-concave Asbestos Inspection - Non-Asbestos. Eugenics Department. - [nb-NO]Material[nb-NO]
- [nb-NO]Dimensions[nb-NO]
- Each lens length: 42 mm
width: 42 mm - Galton Collection
- [nb-NO]Object number[nb-NO]LDUGC-070
- 464000070
- UCL Galton Collection
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