"Until a base line has been established by communication with someone else, there is no point is saying one's own thoughts or words have propositional content." (Davidson, "Three Varieties of Knowledge")

I sent these blank postcards (with stamps) to addresses taken from internet white pages. There are professional letter writers; I aim to get this service done for free.

First set of 30: "Convention to Convention," to people with the same last names as the first 30 US Presidents, living on the route between Denver and Minneapolis. November 5th, 2008.