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Title: Wollaston slide rule of chemical equivalents [Go to resource]
Description: Sliding scales of chemical equivalents, has Jan. 1 181 clearly on the bottom and several values inscribed on both scales. License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: slide rule (chemical) Temporal: 1814 Source: Science Museum Creator: Wollaston, William Hyde Identifier: 1932-578/3 Go to resource More Like this...
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