I've set up a photo pool on Flickr as a public archive of Great Diagrams in Anthropology, Linguistics, and Social Theory.
Consider this your invitation to contribute!
("Partial personal semantic network for Tony D'Abrosca" by Claudia Strauss in What Makes Tony Run? Schemas as Motives Reconsidered)
Tuamatuan Conception of the Cosmos, by Paiore. Inspiration for Margaret Mead's fieldwork in American Samoa.
Plan of the House, by Pierre Bourdieu (1970), in "The Kabyle House or the World Reversed" in The Logic of Practice.