RefNo | PT/54/5/2 |
Level | Item |
Title | Plate, Shelton pendulum clock and experimental apparatus by [George Biddell Airy] |
Date | [1855] |
Description | Scheme of apparatus supporting a tripod-mounted pendulum clock by John Shelton (1712-1755) (probably the Royal Society's Shelton regulator). The instrument is shown in front and side elevations, connected by wires to a galvanometer and battery set. On the main image is a lamp (the experiments were conducted in a coal mine) and there are two details of the pendulum head and frame, the latter with agate plates. Figure (not numbered) published as plate 11 in the paper.
Subject: Geodesy
Published in Philosophical Transactions as 'Account of pendulum experiments undertaken in the Harton Colliery, for the purpose of determining the mean density of the earth'.
Received by the Royal Society on 26 December 1855. Read 24 and 31 January 1856. |
Extent | 1p |
Format | Diagram |
PhysicalDescription | Ink on tracing paper |
AccessStatus | Open |
RelatedMaterial | DOI: 10.1098/rstl.1856.0015 |
DOI: 10.1098/rspl.1856.0007 |
RelatedRecord | PT/54/5 |
Fellows associated with this archive
Code | PersonName | Dates |
NA8035 | Airy; Sir; George Biddell (1801 - 1892); astronomer and mathematician | 1801 - 1892 |