--- ray/doc/notes/ReleaseNotes	2023/12/09 23:46:51	1.437
+++ ray/doc/notes/ReleaseNotes	2023/12/16 03:30:35	1.441
@@ -2643,7 +2643,7 @@ of them.
 
 Added spectral picture support to rcrop and radcompare.
 
-Added new utility, rmtxcomb, which is hard to type and hard to
+Added new utility, rcomb, which is hard to type and hard to
 pronounce, and probably equally difficult to use.  Sort of a
 combination of rmtxop and pcomb, it works with all the inputs and
 outputs that rmtxop handles, but allows for general expressions
@@ -2659,3 +2659,14 @@ Added support for filtering hyperspectral images to pf
 
 Added support for 1- and 3-component float matrix i/o to
 pcomb to allow for better interoperability.
+
+Added support for -co+ option to rtpict, so it can directly
+produce hyperspectral images.
+
+Added new "specdata" and "specpict" primitives to support
+interpolated spectral data files and hyperspectral images
+as patterns.
+
+Added support for multispectal sampling in rsensor, which will
+put out as many color channels as specified in any -cs option
+(default is 3 for RGB).