How does property become anarchist?

If we want a clear indication of the gulf between the possible (resultant) anarchism suggested by Proudhon’s mature work and the historical anarchism that emerged in the late 19th century, we probably don’t have to look beyond the almost universal suspicion that Proudhon’s final works themselves mark a retreat from the anarchist project — and the fact that the resultant anarchy that seems to occupy a central place in that work simply does not seem to register among our theoretical options. […]