I agree. It would be nice to have it out there. We might eliminate some of the postings that ask what the ANSI Standard says :-). Al Gaspar <gaspar at almsa-1.arpa> USAMC ALMSA, ATTN: AMXAL-OW, Box 1578, St. Louis, MO 63188-1578 COMMERCIAL: (314) 263-5118 AUTOVON: 693-5118 seismo!gaspar at almsa-1.arpa