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Title: T.I. slide rule for calculations in connection with tube mak [Go to resource]
Description: T.I. slide rule for calculations in connection with tube making License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: slide rule (engineering) Temporal: 1954 Source: Science Museum Creator: Tube Investments Limited Identifier: 1954-94 Go to resource More Like this...
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