@unpublished{Peircend,
author = "Charles S. Peirce",
title = "{Degrees of Degeneracy [R]. MS [R] 911}",
year = nd,
abstract = "{Robin Catalogue:
A. MS., n.p., n.d., 1 folded sheet.
A triple character has two degrees of degeneracy. Degeneracy of a dual character. Nondegenerate dual relation is a real relation. Token, index, icon.
}",
keywords = "Degeneracy, Index, Icon, Similarity, Real Relation, Relation of Reason, Token [as General Sign]",
language = "English",
note = "From the Commens Bibliography | \url{http://www.commens.org/bibliography/manuscript/peirce-charles-s-nd-degrees-degeneracy-r-ms-r-911}"
}
