rwxr-xr-x 4273/0 0 Aug 17 19:46 1993 yasos/ rw-r--r-- 4273/0 3516 Aug 17 19:46 1993 yasos/oop.scm rw-r--r-- 4273/0 25601 Aug 17 19:46 1993 yasos/collect.oo