Twentieth Selection, pp. 267­288.

MS 478 [The subsection entitled "Speculative Grammar" was published in large part in CP 2.274­277, 2.283­284, 2.292­294, and 2.309­331.]

Origin of the Text

This is the third and longest section of the "Syllabus"; given its length, it was not printed in the pamphlet distributed to the audience.