Published, in part, as 8.368n23. Omitted from publication are definitions of "thing" and "collection," and a discussion of signs, especially icon, index, and symbol.
Collections, graphics, topical (topics or topology), Icon (see also Signs classification of), Index (see also Signs), Mathematics, Sign(s), Symbol, Thing
6 pp., plus 2 pp. each of two other drafts having the same title as above.