- Lens for Microscope
- @FVT
- Wm Watson & Sons (Manufacturer)
- One microscope lens in a container. On the lens it is engraved with Alexander Black Bequest. 1932. On the container is written, APOCHROMATIC, 8mm, W. Watson and Sons Ltd. London
- Twentieth century, mid
Length: Container 6.4 cm
Diameter: 3.2 cm
Length: Lens 3.6 cm
