The Complete
Worksology

Jonathan Hoefler at H&FJ describes another favorite character to design: reference marks, particularly the asterisk, dagger & double dagger: > There are standard fourth-, fifth- and sixth-order reference marks, too: they are the section mark (§), parallels (||), and number sign (#), after which the cycle repeats with doubles, triples, and so on: , †, ‡, §, ||, #, , ††, ‡‡, §§, ||||, ###, , †††, ‡‡‡, etc. The whole series is worth a read: ¶, ß, and &.

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