Peter Wilson’s article
memdesign has a lengthy
introductory section on typographic considerations, which is a fine tutorial,
written by someone who is aware of the issues as they apply to (La)TeX users.
Memdesign now distributed separately from
the manual for his
memoir class, but was originally
part of that manual)
Charles Hedrick’s Guidelines for Typography in NBCS (New Brunswick Computer Services): this short manual is intended to be a checklist on how to present a document. The author’s website (archived here) is also worth checking: it provides versions of this document in fourteen different fonts, for comparison purposes.
Would you like to experiment with a such basic concept than kerning, you could try the website kerntype website. With on-screen practical examples, it will train your eye with a diversity of typefaces.
FAQ ID: Q-typo-style