he nature of a sign. Propositions as the significations of signs which represent that some icon is applicable to that which is indicated by an index. The non-existence of propositions: propositions as merely possible. How truth and falsehood relate to propositions. Meaning as the character of a sign. Meaning and value are related: meaning as the value of a word (or the value of something for us is what that something means to us). The reference of meaning to the future.
Icon (see also Signs classification of), Index (see also Signs), Logic (modal see Modality), Meaning, Meaning and value (see also Pragmatism Signs Thirdness), Proposition, Reasoning (probable see also Probability), Sign(s), Truth
pp. 4-45, 31-42, and 8 pp. of fragments