diff --git a/monster/insect/centipede/centipede.base.LICENSE b/monster/insect/centipede/centipede.base.LICENSE
new file mode 100644
index 000000000..7f403ccba
--- /dev/null
+++ b/monster/insect/centipede/centipede.base.LICENSE
@@ -0,0 +1,4 @@
+# Made using Blender
+license cc-by-sa-4.0
+licenseurl https://creativecommons.org/licenses/by-sa/4.0/
+sourcename Nicolas Weeger
diff --git a/system/knowledge/knowledge_generic.LICENSE b/system/knowledge/knowledge_generic.LICENSE
new file mode 100644
index 000000000..98f92b703
--- /dev/null
+++ b/system/knowledge/knowledge_generic.LICENSE
@@ -0,0 +1,4 @@
+sourceurl http://commons.wikimedia.org/w/index.php?title=File:HREpolitics.svg&oldid=58248760
+sourcename Masterdeis and under CC-BY-SA 3.0 
+license cc-by-sa-3.0
+licenseurl https://creativecommons.org/licenses/by-sa/3.0/legalcode
diff --git a/system/knowledge/knowledge_gods.base.LICENSE b/system/knowledge/knowledge_gods.base.LICENSE
new file mode 100644
index 000000000..089428c04
--- /dev/null
+++ b/system/knowledge/knowledge_gods.base.LICENSE
@@ -0,0 +1,3 @@
+# This needs to be confirmed
+sourceurl holy_symbol.clsc.111.png
+license gpl-2
diff --git a/system/knowledge/knowledge_messages.base.LICENSE b/system/knowledge/knowledge_messages.base.LICENSE
new file mode 100644
index 000000000..8d9f4ce4b
--- /dev/null
+++ b/system/knowledge/knowledge_messages.base.LICENSE
@@ -0,0 +1,2 @@
+sourceurl http://commons.wikimedia.org/w/index.php?title=File:Temple_Scroll.png&oldid=65512408
+license public domain
diff --git a/system/knowledge/knowledge_monsters.base.LICENSE b/system/knowledge/knowledge_monsters.base.LICENSE
new file mode 100644
index 000000000..7885d62d7
--- /dev/null
+++ b/system/knowledge/knowledge_monsters.base.LICENSE
@@ -0,0 +1,5 @@
+# Rendering at 32x32 of the picture
+sourceurl http://commons.wikimedia.org/w/index.php?title=File:Dragon.svg&oldid=65944895
+sourcename Angelus
+license cc-by-sa-3.0
+licenseurl https://creativecommons.org/licenses/by-sa/3.0/legalcode
diff --git a/system/knowledge/knowledge_recipes.base.LICENSE b/system/knowledge/knowledge_recipes.base.LICENSE
new file mode 100644
index 000000000..4c2a96dd3
--- /dev/null
+++ b/system/knowledge/knowledge_recipes.base.LICENSE
@@ -0,0 +1,5 @@
+# Slight modification (adding a transparent background) and reduction
+sourceurl http://www.nasa.gov/mission_pages/hubble/science/hst_img_20080520.html
+sourcename NASA
+license public domain 
+licenseurl http://www.jsc.nasa.gov/policies.html#Guidelines
diff --git a/system/knowledge/licence.txt b/system/knowledge/licence.txt
deleted file mode 100644
index 4a9a08c7b..000000000
--- a/system/knowledge/licence.txt
+++ /dev/null
@@ -1,11 +0,0 @@
-Licence for those pictures:
-
-- knowledge_generic.base.111.png is from http://commons.wikimedia.org/w/index.php?title=File:HREpolitics.svg&oldid=58248760 by Masterdeis and under CC-BY-SA 3.0
-
-- knowledge_gods.base.111.png is the copy of holy_symbol.clsc.111.png and under GPL 2
-
-- knowledge_messages.base.111.png is a reduction of http://commons.wikimedia.org/w/index.php?title=File:Temple_Scroll.png&oldid=65512408 which is in the public domain
-
-- knowledge_monsters.base.111.png is a rendering at 32x32 of http://commons.wikimedia.org/w/index.php?title=File:Dragon.svg&oldid=65944895 by Angelus under a CC-BY-SA 3.0 or GFDL 1.2 licence
-
-- knowledge_recipes.base.111 is a slight modification (adding a transparent background) and reduction of http://www.nasa.gov/mission_pages/hubble/science/hst_img_20080520.html which is from NASA and public domain since no copyright according to http://www.jsc.nasa.gov/policies.html#Guidelines