| RefNo | AP/7/8 |
| Level | File |
| Title | Unpublished letter and observations, barometrical observations made passing from the Tropic of Cancer to the Tropic of Capricorn from Captain P [Peter] Heywood to [James] Horsburgh |
| Date | October 1807 - March 1808 |
| Description | Register of hourly barometrical and meteorological observations made during a crossing from the Tropic of Capricorn to the Tropic of Cancer on HMS Polyphemus from October-November 1807 by Captain Heywood. Preceded by a covering letter to James Horsburgh.
Subject: Meteorology |
| Extent | 23p |
| Format | Manuscript |
| PhysicalDescription | Ink on paper |
| Digital images | View item on Science in the Making |
| AccessStatus | Open |
| RelatedRecord | AP/7/8/1 |
| AP/7/8/2 |
Fellows associated with this archive
| Code | PersonName | Dates |
| NA2778 | Horsburgh; James (1762 - 1836) | 1762 - 1836 |