I don't know what this appendix is like, but some time ago I made a table in HTML (it is also available in PDF), with the table of characters with the international codes.
It is at your disposal, to adapt it to the format of this document or I am also available to make any changes you need.
(Sorry for my bad English).
https://github.com/mvac7/MSXhardware_gfxResources/tree/main/MSX_charset_HTML
https://github.com/mvac7/MSXhardware_gfxResources/blob/main/MSX_character_set_horizontal.pdf
https://github.com/mvac7/MSXhardware_gfxResources/blob/main/MSX_character_set_vertical.pdf
I don't know what this appendix is like, but some time ago I made a table in HTML (it is also available in PDF), with the table of characters with the international codes.
It is at your disposal, to adapt it to the format of this document or I am also available to make any changes you need.
(Sorry for my bad English).
https://github.com/mvac7/MSXhardware_gfxResources/tree/main/MSX_charset_HTML
https://github.com/mvac7/MSXhardware_gfxResources/blob/main/MSX_character_set_horizontal.pdf
https://github.com/mvac7/MSXhardware_gfxResources/blob/main/MSX_character_set_vertical.pdf