'Construments No.100 Set' of apparatus for demonstrating the principles of optical instruments. Containing glass lenses
'Construments No.100 Set' of apparatus for demonstrating the principles of optical instruments. Containing glass lenses, metal brackets and box, six coloured counters, assorted bolts and screws. By Construments Limited, Gray's Inn Road, London, United Kingdom, 1932-1936.
- Materials:
- glass , plastic (unidentified) , cardboard and metal (unknown)
- Object Number:
- 1983-1266/1
- type:
- lenses