| RefNo | PT/23/9/2 |
| Level | Item |
| Title | Plate, shape of card used in escapement by Edward Kater |
| Date | [1840] |
| Description | Figure 4 showing the shape of a card used in creating the escapement for the astronomical clock.
Subject: Astronomy / Scientific Instruments
Published in Philosophical Transactions as 'Description of an escapement for an astronomical clock, invented by the late Captain Henry Kater, F.R.S. &c., drawn up from his own memorandums by his son Edward Kater, Esq. Communicated by Sir J. F. W. Herschel, Bart., K. H. V. P. R. S. &c'.
Received from Kater on 22 March 1840. Communicated 25 March 1840. Received from Sir J F W [John Frederick William] Herschel on 26 March 1840. Read 30 April 1840. |
| Extent | 1p |
| Format | Diagram |
| PhysicalDescription | Ink diagram on paper |
| AccessStatus | Open |
| RelatedMaterial | DOI: 10.1098/rspl.1837.0112 |
| DOI: 10.1098/rstl.1840.0018 |
| RelatedRecord | RR/1/131 |
| PT/23/9 |
Fellows associated with this archive
| Code | PersonName | Dates |
| NA3336 | Kater; Edward (1816 - 1866) | 1816 - 1866 |
| NA1206 | Kater; Henry (1777 - 1835) | 1777 - 1835 |
| NA8238 | Herschel; Sir; John Frederick William (1792 - 1871); mathematician and astronomer | 1792 - 1871 |