diff --git a/IV/Makefile b/IV/Makefile
index bc7b0ad..8abcbcc 100644
--- a/IV/Makefile
+++ b/IV/Makefile
@@ -28,7 +28,9 @@ FIGURES = \
 		  fig6-selfcrossing-before \
 		  fig6-selfcrossing-after \
 		  selfcrossing-1-before \
-		  selfcrossing-1-after
+		  selfcrossing-1-after \
+		  isolated-1-before \
+		  isolated-1-after
 
 RIVERS = \
 		 salvis-25k \
@@ -156,6 +158,9 @@ selfcrossing-1-after_1SELECT = wm_debug where name='selfcrossing-1' AND stage='d
 selfcrossing-1-after_2SELECT = wm_debug where name='selfcrossing-1' AND stage='bbends' AND gen=1
 selfcrossing-1-after_2LINESTYLE = invisible
 
+isolated-1-before_WIDTHDIV = 2
+isolated-1-before_1SELECT = wm_debug where name='isolated-1' AND stage='bbends' AND gen=1
+isolated-1-before_2SELECT = wm_debug where name='isolated-1' AND stage='gexaggeration' AND gen=1
 
 salvis-25k_1SELECT = wm_visuals where name='salvis'
 salvis-25k_WIDTHDIV = 1
diff --git a/IV/mj-msc.tex b/IV/mj-msc.tex
index aa645c8..42bd742 100644
--- a/IV/mj-msc.tex
+++ b/IV/mj-msc.tex
@@ -1135,6 +1135,8 @@ implementation. A single exaggeration increment is done as follows:
 \end{enumerate}
 
 
+
+
 \section{Program Implementation}
 
 NOTE: this should provide a higher-level overview of the written code:
diff --git a/IV/test.sql b/IV/test.sql
index 5dc61ce..a792317 100644
--- a/IV/test.sql
+++ b/IV/test.sql
@@ -36,7 +36,7 @@ insert into wm_figures (name, way) values
   ('inflection-1',  'LINESTRING(110 24,114 20,133 20,145 15,145 0,136 8,123 10,114 10,111 2)'::geometry),
   ('multi-island',  'MULTILINESTRING((-15 10,-10 10,-5 11,0 11,5 11,10 10,11 9,13 10,15 9),(-5 11,-2 15,0 16,2 15,5 11))'::geometry),
   ('selfcrossing-1','LINESTRING(-27 180,-20 166,-21 142,-18 136,55 136,55 136,71 145,44 165,37 146,22 145,14 164,11 164,3 146,-12 146,-13 176,-18 184)'::geometry),
-  ('isolated-1',    'LINESTRING(-56 103,-54 102,-30 103,-31 105,-31 108,-27 108,-26 103,0 103,2 104)'::geometry),
+  ('isolated-1',    'LINESTRING(-50 103,-48 102,-30 103,-31 105,-31 107,-27 107,-26 103,-6 103,-4 104)'::geometry),
   ('isolated-2',    'LINESTRING(250 100,246 104,234 105,230 106,225 101,224 93,217 78,206 69)'::geometry);
 
 insert into wm_figures (name, way) values ('fig6-rev',ST_Reverse(