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<rdf:Description rdf:about="https://catalogues.royalsociety.org:443/CalmView/record/catalog/AP/12/8" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Unpublished paper and letter, regarding improvements to the bottoms of ships by Archd [Archibald] Duff</dc:title>
  <dc:description>Duff describes a new method of deducing the relative abilities of floating bodies of different forms to pass through water, with a view to improving the construction of ships' bottoms in order to enhance the speed at which naval ships are able to travel. Preceded by a covering letter to the Secretary of the Royal Society.

Subject: Engineering

Written by Duff in Elgin [Moray, Scotland].</dc:description>
  <dc:date>28 February 1826</dc:date>
</rdf:Description>