Hand-cranked model of stern of vessel fitted with Joseph Bramah's patented screw-propeller (no. 1478) from 1785 1785-1861
Brass model of a disconnecting crank, labelled' D', by Seaward and Co., Millwall, London, England, 1840-1891 Model of disconnecting crank 1824-1841
Brass model of a disconnected crank, labelled 'F', by Seaward and Co., Millwall, London, England, 1840-1856 Model of disconnecting crank 1840-1856
Working model, scale 1:16, of John Seaward's patented folding auxiliary propeller (c.1848), by Seaward and CapelMillwall, London, England, 1848-1856 Working model, of John Seaward's patented folding auxiliary propeller 1848-1856
Brass model of a disconnecting crank with device to prevent screw from working back, labelled E, by Seaward and Co., Millwall, London, England, 1840-1856 Model of disconnecting crank 1840-1856
Working model, scale 1:16, of the side-lever engines of the P.S. 'Ruby' (1836), on stainless steel base, by Seaward and Capel, Millwall, London, England, 1836. Working model, of the side-lever engines of the P.S. 'Ruby' (1836) 1836
[Engraved share certificate re Millwall Ironworks Shipbuilding and Graving Docks Co. Issued 1864 Jun 20. Being one share of £50] Engraved share certificate re Millwall Ironworks Shipbuilding and Graving Docks Co. 1864
Two models illustrating the action of screw-propellers in the water and a brass ring with two handles Two models illustrating the action of screw-propellers 1800-1861
Model, scale 1:36, of stern of vessel fitted with auxiliary screw propeller, with Screw-shaft on port side of rudder, by Jackson and Watkins, English, 1850-1861 Model, stern of vessel fitted with auxiliary screw propeller 1850-1861