A. MS., n.p., [c.1905], pp. 1-16, with variants.
Types of readers who will not profit from this critical examination of pragmaticism. The Harvard Lectures of 1903 presented the argument which finally convinced CSP of the truth of pragmaticism. The argument of 1903 restated. Discussion of the ethics of terminology contains some amusing satire. The comparative merits of English and German; English better adapted to logic than German. A great mistake to attempt to reform English by way of German expressions out of harmony with it.
Dated 1906 by Christian Kloesel
The entry in BibTeX format.
…a “virtual x,” where x stands for a common noun, means something which is not an x, but which has, for whatever purpose may be uppermost, the virtue of an x, that is, such properties as make it equivalent to an x.