ISO-8859-1
In addition to the above 'entities', the following are the special (extended) characters of ISO-8859-1, as
implemented in HTML. They can be called by using the notation &#nnn where
'nnn' is the ASCII number of the character, as shown below.
Symbol support in HTML3
HTML3 can represent symbols which are available in the adobe symbol
font. These symbols must be encoded in HTML using the entity reference
notation.
You will need to be using a HTML3 compatible browser such as arena to see these