diff --git a/toc.txt b/toc.txt
index aed478b..460c1c8 100644
--- a/toc.txt
+++ b/toc.txt
@@ -1,39 +1,35 @@
-.na
-.nf
-.ce
-TABLE OF CONTENTS
-.sp3
+# TABLE OF CONTENTS
+
 CHAPTER 1
-.sp1
-.ul
+
 INTRODUCTION
-.sp3
+
+
 CHAPTER 2
-.sp1
-.ul
+
 THE EVOLUTION OF DOS
-.sp1
+
 DOS 3
 DOS 3.1
 DOS 3.2
 DOS 3.2.1
 DOS 3.3
-.sp3
+
+
 CHAPTER 3
-.sp1
-.ul
+
 THE DISK II HARDWARE AND TRACK FORMATTING
-.sp1
+
 DISK ORGANIZATION
 TRACK FORMATTING
 DATA FIELD ENCODING
 SECTOR INTERLEAVING
-.sp3
+
+
 CHAPTER 4
-.sp1
-.ul
+
 DISKETTE DATA FORMATS
-.sp1
+
 DISKETTE SPACE ALLOCATION
 THE VTOC
 THE CATALOG
@@ -43,21 +39,21 @@ BINARY FILES
 APPLESOFT AND INTEGER FILES
 OTHER FILE TYPES (S,R,A,B)
 EMERGENCY REPAIRS
-.sp3
+
+
 CHAPTER 5
-.sp1
-.ul
+
 THE STRUCTURE OF DOS
-.sp1
+
 DOS MEMORY USE
 THE DOS VECTORS IN PAGE 3
 WHAT HAPPENS DURING BOOTING
-.sp3
+
+
 CHAPTER 6
-.sp1
-.ul
+
 USING DOS FROM ASSEMBLY LANGUAGE
-.sp1
+
 DIRECT USE OF DISK DRIVE
 CALLING READ/WRITE TRACK/SECTOR (RWTS)
 RWTS IOB BY CALL TYPE
@@ -65,50 +61,48 @@ CALLING THE DOS FILE MANAGER
 FILE MANAGER PARAMETER LIST BY CALL TYPE
 THE FILE MANAGER WORKAREA
 COMMON ALGORITHMS
-.sp3
+
+
 CHAPTER 7
-.sp1
-.ul
+
 CUSTOMIZING DOS
-.sp1
+
 SLAVE VS MASTER PATCHING
 AVOIDING RELOAD OF LANGUAGE CARD
 INSERTING A PROGRAM BETWEEN DOS AND ITS BUFFERS
 BRUN OR EXEC A HELLO FILE
 REMOVING THE PAUSE DURING A LONG CATALOG
-.sp3
+
+
 CHAPTER 8
-.sp1
-.ul
+
 DOS PROGRAM LOGIC
-.sp1
+
 DISK II CONTROLLER CARD ROM - BOOT 0
 FIRST RAM BOOT STRAP LOADER - BOOT 1
 DOS 3.3 MAIN ROUTINES
 DOS FILE MANAGER
 READ/WRITE TRACK/SECTOR
-.bp
+
 APPENDIX A
-.sp1
-.ul
+
 EXAMPLE PROGRAMS
-.sp1
+
 HOW TO USE THE PROGRAMS
 DUMP - TRACK DUMP PROGRAM
 ZAP  - DISK UPDATE PROGRAM
 FTS  - FIND TRACK/SECTOR LISTS PROGRAM
 COPY - BINARY TO TEXT FILE CONVERT PROGRAM
 INIT - REFORMAT A SINGLE DISK TRACK
-.sp3
+
+
 APPENDIX B
-.sp1
-.ul
+
 DISK PROTECTION SCHEMES
-.sp3
+
+
 APPENDIX C
-.sp1
-.ul
+
 GLOSSARY
-.sp3
+
 INDEX
-.br