diff --git a/src/font-atari8.txt b/src/font-atari8.txt
index aedf467..eb1e300 100644
--- a/src/font-atari8.txt
+++ b/src/font-atari8.txt
@@ -2,6 +2,7 @@ Atari 8-bit home computer systems (400, 800, XL, etc.)
 The character set is called ATSCII.
 
 U+0020
+8x8
 ........ 8192
 ........ 8193
 ........ 8194
diff --git a/src/font-bbcg.txt b/src/font-bbcg.txt
index 40d1f08..b55e1e6 100644
--- a/src/font-bbcg.txt
+++ b/src/font-bbcg.txt
@@ -1,5 +1,6 @@
 BBC micro graphics mode font.
 
+8x8
 U+0021
 ...##...
 ...##...
diff --git a/src/font-mcr.txt b/src/font-mcr.txt
index 9651ec9..e406d7c 100644
--- a/src/font-mcr.txt
+++ b/src/font-mcr.txt
@@ -739,8 +739,8 @@ U+0075
 #######. 
 ........ 
 
-U+SMALL_U_FOR_2DIA = 0076
-U+SMALL_U_FOR_23DIA = 0076
+U+SMALL_U_FOR_2DIA = 0075
+U+SMALL_U_FOR_23DIA = 0075
 
 U+SMALL_U_FOR_3DIA
 8x8
diff --git a/src/font-pet.txt b/src/font-pet.txt
index 2783a68..1d7567f 100644
--- a/src/font-pet.txt
+++ b/src/font-pet.txt
@@ -1072,7 +1072,7 @@ U+E100	PET:6A
 ......## 
 ......## 
 
-E+251C	PET:6B
+U+251C	PET:6B
 ....#... 
 ....#... 
 ....#... 
diff --git a/src/font-topaz.txt b/src/font-topaz.txt
index 6407d63..20b0c79 100644
--- a/src/font-topaz.txt
+++ b/src/font-topaz.txt
@@ -1676,14 +1676,14 @@ U+00DE
 ........
 
 U+00DF
-.####..
-##..##.
-##..##.
-##.##..
-##..##.
-##..##.
-##.##..
-##.....
+.####...
+##..##..
+##..##..
+##.##...
+##..##..
+##..##..
+##.##...
+##......
 
 U+00E0
 ..##....