diff --git a/HISTORY b/HISTORY
--- a/HISTORY
+++ b/HISTORY
@@ -1,9 +1,9 @@
 ======================================================================
                     H I S T O R Y 
                     doc: Tue May 15 18:04:39 2012
-                    dlm: Thu May 26 10:40:58 2016
+                    dlm: Fri Aug  5 10:10:06 2016
                     (c) 2012 A.M. Thurnherr
-                    uE-Info: 124 44 NIL 0 0 72 3 2 4 NIL ofnI
+                    uE-Info: 150 32 NIL 0 0 72 3 2 4 NIL ofnI
 ======================================================================
 
 --------------------------------------
@@ -112,9 +112,9 @@
 May 25, 2016:
 	- published for LADCP_w V1.3beta1
 
-------------------------
-V1.7 (bin interpolation)
-------------------------
+------------------------------------------------
+V1.7 (bin interpolation; better transformations)
+------------------------------------------------
 
 May 25, 2016:
 	- continue working on bin interpolation [RDI_Coords.pl]
@@ -122,3 +122,29 @@
 May 26, 2016:
 	- made it work
 	- updated version in [ADCP_tools_lib.pl]
+
+Jun  6, 2016:
+	- implemented coordinate transformations of Lohrman et al. (JAOT 1990)
+	- PREVIOUS 2-BEAM TRANSFORMATIONS WERE FAIRLY CRUDE APPROXIMATIONS
+	- [RDI_Coords.pl]: sign error in v34
+
+Jun  8, 2016:
+	- minor improvement in [RDI_Coords.pl]
+	- improvements to [editPD0]
+
+Jun  9, 2016:
+	- minor improvements to [listBins]	
+
+Jul  7, 2016:
+	- major BUG: velEarthToBPw() was wrong; new implementation
+	  debugged and verified by Paul Wanis from TRDI
+
+Jul 12, 2016:
+	- improvements to [editPD0]
+
+Jul 26, 2016:
+	- minor improvement to [splitPD0]
+
+Jul 30, 2016:
+	- minor bug in [RDI_PD0_IO.pl]
+	- improvements to [splitPD0]