Talk:Frederick Du Vernet

Ships Propeller
Lieutenant Frederick Du Vernet did experiments to devise a suitable shape for a ship's propeller in 1824.

27 Jun 1844 - CONTROVERSY ON THE INVENTION OF THE ARCHIMEDEAN SCREW. - Trove (nla.gov.au)

htpps://trove.nla.gov.au/newspaper/article/92674950 78.146.30.129 (talk) 17:22, 22 November 2023 (UTC)