diff --git a/blk/003 b/blk/003
index 65b86f4..f79a3ae 100644
--- a/blk/003
+++ b/blk/003
@@ -10,8 +10,7 @@ the dictionary (B30) for a word reference.
 
 Contents
 
- 4 Number literals              6 Compilation vs meta-comp.
+ 5 Number literals              6 Compilation vs meta-comp.
  8 Interpreter I/O             11 Signed-ness
 14 Addressed devices           17 DOES>
-18 Disk blocks                 21 How blocks are organized
-22 Addressed devices
+18 Disk blocks                                          (cont.)
diff --git a/blk/004 b/blk/004
index c669cf9..aea982b 100644
--- a/blk/004
+++ b/blk/004
@@ -1,11 +1 @@
-Number literals
-
-Traditional Forth often use HEX/DEC switches to go from decimal
-to hexadecimal parsing. Collapse OS parses literals in a way
-that is closer to C.
-
-Straight numbers are decimals, numbers starting with "0x"
-are hexadecimals (example "0x12ef"), "0b" prefixes indicate
-binary (example "0b1010"), char literals are single characters
-surrounded by ' (example 'X'). Char literals can't be used for
-whitespaces.
+21 How blocks are organized    22 Addressed devices
diff --git a/blk/005 b/blk/005
new file mode 100644
index 0000000..28e2307
--- /dev/null
+++ b/blk/005
@@ -0,0 +1,12 @@
+Number literals
+
+Traditional Forth often use HEX/DEC switches to go from decimal
+to hexadecimal parsing. Collapse OS parses literals in a way
+that is closer to C.
+
+Straight numbers are decimals, numbers starting with "0x"
+are hexadecimals (example "0x12ef"), "0b" prefixes indicate
+binary (example "0b1010"), char literals are single characters
+surrounded by ' (example 'X'). Char literals can't be used for
+whitespaces.
+