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Title: Water-flow meter by Secretan of Paris, with 4-vaned impeller [Go to resource]
Description: Water-flow meter by Secretan of Paris, with 4-vaned impeller and cruciform plate, late 19th century License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Temporal: 1870-1900 Source: Science Museum Creator: Secretan Identifier: 1995-230 Go to resource More Like this...
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