Palmer's Computing Scale

Made:
1846-1880 in England

Palmer's Computing Scale, improved by Fuller, (a circular logarithmic slide rule, with numerous gauge points); on reverse side "Fuller's Time Telegraph"

Details

Category:
Mathematics
Object Number:
1906-74
Materials:
metal (unknown), paper (fibre product) and wood (unidentified)
Measurements:
overall (flat): 17 mm x 287 mm x 285 mm, 0.53 kg
type:
circular slide rule
credit:
Shackleton, W.