Robert Calder, London, to Sir Henry Martin, Comptroller, with further thoughts on HM Ships yards, on reefing points, gaff rigging, and sails to improve speed and pointing to the wind, on sheaves and blocks, is willing to make a trial of his ideas.

7 December 1793, Robert Calder, London, to Sir Henry Martin, Comptroller, with further thoughts on HM Ships yards, on reefing points, gaff rigging, and sails to improve speed and pointing to the wind, on sheaves and blocks, is willing to make a trial of his ideas.(Pages 10-14)

Record Details

Item reference: MRK/100/6/2
Catalogue Section: Personal collections
Level: ITEM
Date made: 1793
Creator: Calder, Robert
Credit: National Maritime Museum, Greenwich, London
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