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Subject:Re: Universal Symbol for "Read The Manual" From:Damien Braniff <Damien_Braniff -at- PAC -dot- CO -dot- UK> Date:Fri, 26 Feb 1999 09:00:59 +0000
Not sure exactly HOW universal but the symbol we us on the hardware is an
open book. This comes from the British Standards Institute publication
(huge tome!):
Guide to graphical symbols for use on electrical equipment (BS 6217,
1981)