> MPP15 .DSK 3500P 29-Jul-84 I'll see if I can dig up anything on uP Pascal in the archives. I've never actually seen a copy. > Another question - if under RT11 5.04, a disk pack shows "invalid > directory"... doesn't that rule out RSX and RSTS packs? Nope.. RT can't read either. You can normally guess the file system type by an ASCII dump of the first block or two.