ISO 8859-1 National Character Set FAQ - How to use European national character sets, like accented letters, on the Internet. This is the version 2.9889 of this FAQ - http://www.uni-giessen.de/faq/archiv/internationalization.iso-8859-1-charset/msg00000.html
ISO 8859-7 - An overview of the differences between the ISO 8859-7 and windows-1253 character sets. - http://www.cs.tut.fi/~jkorpela/unicode/greek.html
ISO 8859-1 (Latin-1) Characters List - Character Codings from Part 1 (only) of the Standard. - http://www.utoronto.ca/webdocs/HTMLdocs/NewHTML/iso_table.html