Report of proceedings by Captain Erasmus Ommaney, 30 June 1851, with measurements of magnetic variation.

Report of proceedings by Captain Erasmus Ommaney, 30 June 1851, with measurements of magnetic variation.

Record Details

Item reference: HSR/C/7
Catalogue Section: Manuscript documents acquired singly by the Museum
Level: ITEM
Date made: 1851-01-01 - ?; 1851-06-30
Credit: National Maritime Museum, Greenwich, London