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Title: pneumatic shutter [Go to resource]
Description: Pneumatic shutter, pre set type with 6 speeds, 1 sec - 1/100 sec B. & T. K Rugener, c.1920. License: http://creativecommons.org/licenses/by-nc-sa/2.5/ Subjects: pneumatic shutter Temporal: c.1920 Source: Science Museum Creator: K Rugener Identifier: 1979-559/2056 Go to resource More Like this...
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