In Mickey Baker's Complete Course in Jazz Guitar , the "pieces" are typically presented as standard chord progressions
Teaches practical applications such as chord substitutions, vamps, and moving chords up the neck.
If you're interested in exploring Mickey Baker's jazz guitar method, I recommend searching for official reprint editions or digital alternatives that support the author's legacy and the jazz guitar community.
or digital transcriptions that correct long-standing typos in the original 1950s text. 📚 Official Resources & Editions