ISO-13567-2 Complete Document History
Technical product documentation - Organization and naming of layers for CAD - Part 2: Concepts, format and codes used in construction documentation

Complete Current Edition:
   2ND EDITION - Part 2: Concepts, format and codes used in construction docu - Sept. 1, 2017

Obsolete Revision Information:
   1ST EDITION - PART 2: CONCEPTS, FORMAT & COD - March 15, 1998