| Reference number | AP/13/15 |
| Level | Item |
| Title | Unpublished paper, 'On the absorption of atmospheric moisture by the strata of chalk and limestone' by Willm Alexr [William Alexander] Mackinnon |
| Date | 22 February 1827 |
| Description | Mackinnon reports his observations of the air in the chalk strata near Southampton [Hampshire, England] made with a hygrometer, ascertaining that the air is dryer in chalk and limestone regions than in alluvial regions, deducing that chalk and limestone absorb moisture from the atmosphere. Minor corrections appear in graphite.
Subject: Meteorology
Written by Mackinnon at Hyde Park Place [London]. Communicated by Davies Gilbert on Thursday 22 February 1827. |
| Extent | 4p |
| Format | Manuscript |
| Physical description | Ink on paper; written in landscape orientation |
| Digital images | View item on Science in the Making |
| Access status | Open |
Fellows associated with this archive
| Code | Name | Dates |
| NA2972 | Mackinnon; William Alexander (1784 - 1870); politician and merchant | 1784 - 1870 |
| NA8707 | Gilbert; Davies (1767-1839) | 1767-1839 |