- Reproduction
- N° d'objetBAPRAS/ 224
- CréateurBayer Products Ltd, pharmaceutical manufacturers (Manufacturer)
- DescriptionBurns caulculator, cardboard, by Bayer, Sussex, 1980s. The calculator is a circular wheel with rotating charts on each side. It is supplied in a wallet printed with further charts and with instructions for use.
- Lieu de créationSussex
- Date1981 - 1989
- Nom d'objet
- Dimensions
- wallet length: 168 mm
wallet width: 168 mm
calculator diameter: 156 mm
