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Froude

Discover objects connected to pioneer of ship tank research William Froude (1810–76), representing all stages of his experimental practice, from which he established his laws of ship resistance.

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One of four original Swan and Raven models used by Froude

1867

One of four original Swan and Raven models

1867

Plaque of William Froude

1930-1947

Circular slide rule by Troughton and Simms

1877

Ship's automatic roll recorder

1872

Original Froude screw dynamometer

Model of ships keel in hard paraffin

Pivot for Froude's Resistance Dynamometer

1870-1871

Plaque for circular slide rule by Troughton and Simms

1877

Plastic informational plaque for bronze portrait

1930-1947

Counterweight (3 parts) from original Froude Resistance Dynamometer

1870

One of four original Swan and Raven models used by William Froude on River Dart in 1867 measuring 12 foot in length.

One of four original Swan and Raven models

1867

One of four original Swan and Raven models used by William froude on River Dart in 1867 measuring 12 foot in length.

One of four original Swan and Raven models

1867

Circular slide rule by Troughton and Simms, designed by William Froude c.1877, with inscription plate and three logarithmic scales, used at the Admiralty Experimental Establishment, by Troughton and Simms, London, 1887

Circular slide rule by Troughton and Simms

1877

Parts of William Froude's original Resistance Dynamometer (1871) used in his researches on surface tension and ship resistance consisting of 1) Lever and index arm 2) counterweights 3) pivot 4) wood framing, by William Froude c.1871

Parts of William Froude's original Resistance Dynamometer

1870

Seven photographs of models and experiments at "Chilston Cross" Torquay

Photographs of Froude's models and experiments

Five screws, for 6ft Swan and Raven models used by William Froude on River Dart in 1867.

5 screws for 6ft models 'Swan' and 'Raven'

Pulley mounted on a wooden arm for the original Froude screw dynamometer.

Pulley for Original Froude Screw Dynamometer

Wooden stool with metal legs for the original Froude screw dynamometer.

Stool for Original Froude Screw Dynamometer

A mechanical propeller for the original Froude screw dynamometer.

Mechanical Propeller for Original Froude Screw Dynamometer

Wooden framework for Froude's Resistance Dynamometer, c.1871

Framework for Froude's Resistance Dynamometer

1870-1871

Wooden poles for the original Froude screw dynamometer.

Poles for Original Froude Screw Dynamometer

Original Froude screw dynamometer

Original Froude Screw Dynamometer

Lattice-work index arm with lead counterweight on a wood level, for Froude's Resistance Dynamometer, c.1871

Index arm with lead counterweight, for Froude's Resistance Dynamometer

1870-1871

Printed description of models, works etc.