BS-ISO-1112 Complete Document History
Horology. Functional and non-functional jewels

Complete Current Edition:
   2009 EDITION - HOROLOGY, FUNCTIONAL and NON-FUNCTIONAL JEWELS - March 31, 2009

Obsolete Revision Information:
   1999 EDITION - HOROLOGY, FUNCTIONAL and NON-FUNCTIONAL JEWELS - Nov. 15, 1999