1967    An invitation to man-sign engineering. 
            The Calumet Review 1.1: 6-7.
            At Purdue University Calumet Campus (PUCC), Hammond, Indiana.        

1981    Devices for Displaying or Performing Operations in a Two-Valued System. 
            Patents issued in the United States (1981, 1983, 1985), Canada (1983),  
            and Japan (1991).  [Application submitted in 1976]

1982a   Designing signs that build the required semantics into the needed syntax. 
             In Michael Herzfeld and Margot Lenhart (cocompilers), Semiotics 1980,          
             577-586. New York: Plenum Press.

1982b   Sign-creation and man-sign engineering. 
             Semiotica 38: 17-54.

1987a   Classroom inventions for the Logic Alphabet. 
             In John Deely and Jonathan Evans (editors), 
             Semiotics 1982, 255-260. New York: Lanham.

1988     Iconicity, models, and the geometry of logic. 
             In John Deely (editor),
             Semiotics 1987, 423-433. New York: Lanham.

1990     Before Peirce and icon/index/symbol. 
             Semiotic Scene 2.1: 3. 
             Regular mailing of the Semiotic Society of America.

1991     Peirce, iconicity, and the geometry of logic. 
             In Myrdene Anderson and Floyd Merrell (editors), 
             On Semiotic Modeling, 483-507. 
             Berlin: Walter de Gruyter.  [See Presentation 1966b and Draft 1984]

1993a   Symbolistics. 
             Short poem in Semiotic Scene, 4.1: 1. 
             Regular mailing of the Semiotic Society of America. 

1993b   John James Van Nostrand and Sematology: Another neglected figure in American semiotics. 
             In Karen Haworth, John Deely, and Terry Prewitt (editors), 
             Semiotics 1990, 224-240. New York: Lanham.

1993c   Cognitive frames, cognitive overload, and mind-held diagrams in logic. 
             In John Deely and Terry Prewitt (editors), 
             Semiotics 1991, 35-45. New York: Lanham.
         
1997a   Untapped potential in Peirce's iconic notation for the sixteen binary connectives. 
             In Nathan Houser, Don D. Roberts, and James Van Evra (editors), 
             Studies in the Logic of Charles Sanders Peirce, 334-386. 
             Bloomington: Indiana University Press.  [See Presentation 1989b]

1997b   On a deep correspondence between sign-creation in logic and symmetry in crystallography. 
             In Irmengard Rauch and Gerald F. Carr (editors), 
             Semiotics around the World: Synthesis in Diversity, 821-824. 
             New York: Mouton de Gruyter.  [See Presentation 1994] 
             Another copy of this 4-page synopsis can be found on the Internet at Tony Smith.

2003     Mathelogical semiotics: A lesson in constructing a shape-value notation for elementary logic. 
             In Myrdene Anderson, Adalira Saenz-Ludlow, Shea Zellweger, and Vic Cifarelli (editors),
             Educational Perspectives on Mathematics as Semiosis: From Thinking to Interpreting
             to Knowing, 285-356.
             Ottawa: Legas.

JOINT PAPERS


1993    Clark, Glenn, and Shea Zellweger. Let the mirrors do the thinking. 
            Mount Union Magazine 93, 2-5.

1996    Clark, Glenn, and Shea Zellweger. Let the mirrors do the thinking. 
            Hyperspace 5, 40-48.

1998    Clark, Glenn, and Shea Zellweger. Let the mirrors do the thinking.
            In Conference Proceedings, Reza Sarhangi (editor), Bridges: Mathematical Connections in 
            Art, Music, and Science, 113-119. Arkansas City, Kansas: Gilliland Printing.

2000    Clark, Glenn, and Shea Zellweger, Let the mirrors do the thinking.
            Revised for the Internet: Let the mirrors ...