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Title: Model of the dead-beat escapement as invented by George Grah [Go to resource]
Description: Model of the dead-beat escapement as invented by George Graham. (Ex. B.C.H. Exhib., No.11) License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: deadbeat escapement
modelSource: Science Museum Creator: Graham, George Identifier: 1952-341 Go to resource More Like this...
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