--- ray/doc/notes/ReleaseNotes	2017/08/17 21:57:20	1.301
+++ ray/doc/notes/ReleaseNotes	2017/11/30 18:44:13	1.307
@@ -2155,3 +2155,23 @@ which looked to be too difficult from an implementatio
 
 Added bsdfview tool analogous to objview but for BSDF files (XML and SIR),
 which calls bsdf2rad then rad with a few useful default views.
+
+=========================
+Version 5.2
+
+Created psketch program to apply non-photorealistic rendering to selected
+objects, identified by modifier name(s).
+
+Added '*' and '/' operations to rmtxop for element-wise multiplication and
+division of same-sized matrices.
+
+Changed falsecolor so "-s" option is adjusted to match legend if one.
+
+Legend changes and improvements by David G-M and Stephen W.
+
+Fixed bug in peak extraction code that generated
+"Bad call to SDqueryTreProjSA" error, reported by Lars Grobe.
+
+Increased maximum luminance to 10^7 in pcond to fix issue noticed
+by Axel Jacobs where veiling glare not added for the sun under
+some conditions.