From Map Projection to Semiotics

Umberto Eco’s admiration for Charles S. Peirce (1839-1914) ... earning a living by drawing maps combined with the pleasure of knowledge given diving to history our cartographic discipline, reminded me relevant sixty-year-old text about great scientist and authentic thinker – maybe greatest Logic his time. It is based on unpublished (until then) manuscript material, in collection same name Houghton Library at Harvard. The mathematician Carolyn Eisele (1902−2000) devoted scholar Peirce’s work wrote early 1960s; it was then published Proceedings American Philosophical Society. subject her problem projection. But what can projection have do logic its practical applications, which challenge thinking?