- Reproduction
- ObjectnummerBAPRAS/ 225
- BeschrijvingJenkinson's burns caulculator, cardboard, maker unknown, England, 1980s. The calculator is a chart with a sliding strip, and further charts on the back.
- Vervaardiging plaatsEngland
- Datum1981 - 1989
- Objectnaam
- Formaat
- calculator length: 223 mm
calculator width: 96 mm
calculator height: 4 mm
