Monthly tables of daily means of meterological elements: with remarks on the state of the weather, clouds, and other phenomena /
by Patrick Sandeman
- [Georgetown]: Government of British Guiana, 1857.
- 275 leaves
"Deducted from observation taken at the Observatory, Georgetown, Demerara, British Guiana, in latitude 6 deg. 49 min. 35 sec., longitude 3 Ho. 52 min. 46 sec. during eleven years, commencing January, 1846