Alexander Dalrymple. Letter to Sir Joseph Banks concerning charts of the Sandwich Islands which he has had reduced for John Webber, 12 December 1783 Unit ID: 55 Date: 12 December 1783
Alexander Dalrymple. Letter to Sir Joseph Banks concerning plates of Kerguelen's Land, etc., with reductions for John Webber, and reporting that he has found the longitude of Eimeo to be wrong, 13th December, 1783 Unit ID: 56 Date: 13th December, 1783
Alexander Dalrymple. Letter to Sir Joseph Banks concerning views of Sulphur Island and Japan, with reductions for John Webber, also referring to charts sent to him by Captain King, 15 December 1783 Unit ID: 57 Date: 15 December 1783