@@ 0,0 1,21 @@
+9hist
+=====
+
+History of the Plan 9 kernel (1990 - 2003).
+
+Credit
+------
+
+Plan 9 was originally authored by employees of Bell Laboratories
+(a unit of Nokia Corporation), under copyright held by Lucent
+Technologies Inc. from 1990 through 2005. The source code is now
+released under the MIT license by the Plan 9 Foundation
+(https://p9f.org), copyright 2021.
+
+This historical archive of the Plan 9 kernel source tree was
+assembled and published on GitHub by David du Colombier (0intro)
+at https://github.com/0intro/9hist. All credit for collecting,
+organizing, and preserving the source belongs to him and to the
+Plan 9 Foundation.
+
+See LICENSE and NOTICE for the full copyright and license terms.