Responds to request for advice on operation of the observatory established at Mauritius by John A. Lloyd. Urges it can profitably make meteorological observations and positional determinations for southern stars. Stresses the need for prompt reduction of observations.

Fulfills request for advice on the operation of the Cape Observatory. Urges, among other points, that Thomas Maclear be given a second assistant and an improved telescope and that the observatory be assigned to undertake tidal, meteorological, and magnetic observations.

Admiralty wants to adapt observatory at Mauritius for rating ship chronometers in southern hemisphere. Rigorous attention to time determination would benefit meteorological, hydrographic, and astronomical observations, making Mauritius 'a National Center of Reference' for global research.