Set of Napier's bones, 18th century.
Set of Napier's bones 18th century, in wooden box
Set of ivory Napier's bones 18th century, in wooden box. John Napier of Merchiston, invented both logarithms in 614 and his 'bones' in 1617, sets of rods with tables inscribed on them which allow the user to multiply by simply adding figures.
- Object Number:
overall (bones): 6.9 mm x 74.9 mm x 6.9 mm,
overall (box): 88.5 mm x 53.5 mm x 25.5 mm,
total weight: .11 kg
- napier's bones
- Lee, J.R.
Cite this page
We encourage the use and reuse of our collection data.
Data in the title, made, maker and details fields are released under Creative Commons Zero
Descriptions and all other text content are licensed under a Creative Commons Attribution 4.0 licence
Download catalogue entry as json
View manifest in IIIF viewer
Download manifest IIIF
Our records are constantly being enhanced and improved, but please note that we cannot guarantee the accuracy of any information shown on this website.