UL-38 Complete Document History
Standard for Manual Signaling Boxes for Fire Alarm Systems

Complete Current Edition:
   8TH EDITION - MANUAL SIGNALLING BOXES FOR FIRE ALARM SYSTEMS - July 4, 2008
   CHANGE 12/08 - REVISION CHANGE - CODE A - Dec. 11, 2008
   CHANGE 11/13 - REVISION CHANGE - CODE A - Nov. 27, 2013

Obsolete Revision Information:
   CHANGE 02/05 - REVISION CHANGE - CODE A - Feb. 2, 2005
   CHANGE 06/01 - REVISION CHANGE - CODE A - June 12, 2001
   7TH EDITION - MANUALLY ACTUATED SIGNALING BO - March 26, 1999
   6TH EDITION - MANUALLY ACTUATED SIGNALING BO - Jan. 1, 1994
   1987 EDITION - MANUALLY ACTUATED SIGNALING BO - Jan. 1, 1987
   1986 EDITION - MANUALLY ACTUATED SIGNALING BO - Jan. 1, 1986