Dyadic Mathematics
Keyword: Dyadic Mathematics
Manuscript  Posted 07/01/2015 Peirce, Charles S. (1903). Useful for 3rd or 4th?. MS [R] 466 Robin Catalogue: 

Manuscript  Posted 14/08/2014 Peirce, Charles S. (1903 [c.]). On the Simplest Possible Branch of Mathematics. MS [R] 1 A. MS., n.p., [c.1903?], pp. 19, 13, 1733. 