|Title||Unpublished diagram, position of balls in relation to magnetic needle by [Peter Barlow]|
|Date||10 May 1819|
|Description||Figure 3 showing possible positions of a large ball and a small ball in relation to a magnetic needle in a compass.|
Written by Barlow at the Royal Military Academy in Woolwich [London]. Read to the Royal Society on 27 May 1819.
|Physical description||Ink on paper|
|Related records in the catalogue||AP/8A/1|
Fellows associated with this archive
|NA5788||Barlow; Peter (1776 - 1862); mathematician||1776 - 1862|