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Title: "Gutermuth" Spring Pump Valve, no. K1104M [Go to resource]
Description: "Gutermuth" Spring Pump Valve, no. K1104M License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Source: Science Museum Creator: T.H. and J. Daniels (maker) Identifier: 1928-85 Go to resource More Like this...
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