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Title: Grain cleaner and grader, by Penney and Porter Ltd, Lincoln, [Go to resource]
Description: Grain cleaner and grader, by Penney and Porter Ltd, Lincoln, number PW20 311, English, c. 1932-1940 License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Temporal: 1932-1940 Source: Science Museum Identifier: 1990-165 Go to resource More Like this...
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