The .appendix command alphabetically assigns letters to appendix titles and creates entries in the table of contents.
.appendix title
.apx
Prints two appendixes and a table of contents.
.appendix ASCII codes .appendix Device Types .ptoc
.boldface command, .italics command, .print ptoc command, .print toc, .underline command, .xul command, .xuw command, Output processor commands, Output processor overview