Plan 9 from Bell Labs’s /usr/web/sources/contrib/fernan/nhc98/src/libraries/HaXml/tests/xml-conformance/ibm/valid/P50
--rw-r--r-- fernan sys 315 Sep 19 2009 ibm50v01.dtd --rw-r--r-- fernan sys 307 Sep 19 2009 ibm50v01.xml d-rwxr-xr-x fernan sys 0 Jul 15 2018 out