trailerhubcap licence

diff --git a/trailerhubcap.scad b/trailerhubcap.scad
index 564931f9df336d7b9a4a49a0a77031dec9028d1f..9e96d0990b3a417c02fdda3fcd9ce5e59d5ff2b5 100644 (file)
--- a/trailerhubcap.scad
+++ b/trailerhubcap.scad
@@ -1,3 +1,7 @@
+// Copyright (C)2012 Ian Jackson
+// Licenced under the GNU General Public Licence, version 3, or
+// (at your option) any later version.  There is NO WARRANTY.
+
 maindia = 29.7;
 poleholeh = 5.0;
 polecovth = 0.4;