Diagram, apparatus for examining effect of temperature on intensity of magnetic forces by C C Christie

Description

Plate 1, figures 1-3 showing an overview and details of an apparatus employed by Samuel Hunter Christie to examine the effect of temperature on the intensity of magnetic forces. Inscribed with publication and plate details. An ink inscription in the top right corner reads '36. JFWH [John Frederick William Herschel]'. Signed in ink lower left 'C. C. Christie delin.' Royal Society stamp verso. The manuscript for this paper is wanting.

Subject: Geodesy

Published in Philosophical Transactions as part of paper titled 'On the effects of temperature on the intensity of magnetic forces; and on the diurnal variation of the terrestrial magnetic intensity' by Samuel Hunter Christie.

Read to the Royal Society on 17 June 1824.

Reference number

PT/73/11/1

Earliest possible date

1824

Physical description

Ink and ink wash on paper

Page extent

1 page

Format

Diagram