Andrew Macbride: letter to Commandere J T Duckworth, dated LEVIATHAN, Port Mahon, 26 March 1799, describing a universal scale for graduating degrees on a Mercator chart.

Andrew Macbride: letter to Commandere J T Duckworth, dated LEVIATHAN, Port Mahon, 26 March 1799, describing a universal scale for graduating degrees on a Mercator chart.

Record Details

Item reference: AGC/M/8
Catalogue Section: Manuscript documents acquired singly by the Museum
Level: ITEM
Date made: 1799-01-01 - ?; 1799-03-26
Credit: National Maritime Museum, Greenwich, London