Observations by Lieut. George Raper, R.N., 1787-1794 [manuscript].

Manuscript reference no. : MS 9433/1.; Cover title.; Also available online http://nla.gov.au/nla.ms-ms9433-1; Also available on microfilm at the National Library of Australia (Mfm M1183); Other papers in this collection include maps, coastal profiles and an observation book 1787-1794. The collection is located at the National Library of Australia at MS 9433. Manuscript, ink on paper, 235 x 190 mm, 15 unnumbered pages. Stitched in original nonpareil paper wrappings (standard Admiralty stationery), front wrapper titled. Each page is divided into columns and records standard nautical observations: date, time of watch, distances, longitude, record of errors in chronometers with maker's name. There were four watches and therefore four entries per day. The volume covers the following periods: "Sirius" 20 May 1787-14 Jan 1788 (Portsmouth to Botany Bay) and 4 Oct. 1788-16 April 1789 (Voyage round the world); Sydney Cove (14 March-28 May 1788); "Speedy" (31 July 1793); "Commerce de Marseille" (14-20 Oct. 1794).The George Raper collection