Reflexive Index Sets: "Reflexive index" is established when space-time locations can be identified in separate artifacts, and mapped together in a single relationship. The resulting epistemic network is an institution, which itself can be mapped, and stretches concretely from the surface of this page to the historical world itself. Bunker HIll Broadway and Seventh Street Figueroa St, site of the Bonavenure Hotel Note: Highways are shown for reference