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Title: Improved patent spiral chuck, 8 1/2", with two sets of jaws, [Go to resource]
Description: Improved patent spiral chuck, 8 1/2", with two sets of jaws, six bolts and one key License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Source: Science Museum Identifier: 1921-308 Go to resource More Like this...
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