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Title: Gestation calculator used by field workers in the Institute [Go to resource]
Description: Gestation calculator used by field workers in the Institute for Social Studies in Medical Care, health survey entitled `How many children?', 1976 License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: calculator Temporal: 1976 Source: Science Museum Identifier: 1993-1391 Go to resource More Like this...
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