Unusual typographic signs

The correct use of everyday typographic signs is in itself very complicated. What can be said about the less usual signs, such as: #, ‰, &, *, ¤, º, ß, æ, †, ‡, ‴, §…? What are their names? Where did they come from? How are they used in Spanish? What are the differences in use with respect to other languages?
DATE: 20/03/2020 10:45 am
LENGTH: 90 min.
PRESENTER:
Jorge de Buen Unna