Hi all the v7 rl02 dsk from archive , seems to be missing the /usr/sys , any ideas on how to restore it ? , also in the v7 as man page , there's reference to “unix assembler manual” by DMR , which I tried to locate without luck , the only thing available is the assembler reference manual , in v7 manual volume 2 , is it by any chance same documents under different name ? . thanks in advance for the help zmkm _________________________________________________________________ Get more from your digital life. Find out how. http://www.windowslive.com/default.html?ocid=TXT_TAGLM_WL_Home2_082008