![](http://www.alamy.com/thumbs/6/FB562AC8-7A3F-45AD-84CB-D10770C85472/MP8FDG.jpg)
. English: Portrait of John Napier (1550-1617), the inventor of logarithms; dated 1616; presented to the University of Edinburgh by his great granddaughter Margaret, who became Baroness Napier in 1686. 1616. Unknown 734 John Napier
Size: 1990px × 2511px
Photo credit: © The Picture Art Collection / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., /, /., 1616., unknown.