In <4e4e7773.20...@acm.org>, on 08/19/2011 at 09:47 AM, "Joel C. Ewing" <jcew...@acm.org> said:
>The requirement was that a physical block not be less than 18 bytes. Yes, and the requirement was not universal. I no longer recall the densities and recording modes for which there was an 18-byte CIG issue. -- Shmuel (Seymour J.) Metz, SysProg and JOAT ISO position; see <http://patriot.net/~shmuel/resume/brief.html> We don't care. We don't have to care, we're Congress. (S877: The Shut up and Eat Your spam act of 2003) ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@bama.ua.edu with the message: GET IBM-MAIN INFO Search the archives at http://bama.ua.edu/archives/ibm-main.html