choice. This image is a derivative work of the following images: Proportional-Safety Valve.jpg licensed with Cc-by-sa-3.0-migrated, GFDL 2006-08-03T21:58:07Z...
DescriptionProportional-Safety Valve.jpg Deutsch: Proportional-Sicherheitsventil Date 20 January 2006 (original upload date) Source Transferred from de...
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perversion of the ; nervous energy, which, deflected from its natural safety-valve, has from whence it been thrown back on the organ took its origin...
