Such ignorance, however, is amply excusable, as the third edition of the good Doctor’s work appeared the same year that Commodore Perry was knocking at the portals of our exclusivism. More than a decade later, about the time that our feudalism was in the last throes of existence, Karl Marx, writing his Capital, called the attention of his readers to the peculiar advantage of studying the social and political institutions of feudalism, as then to be seen in living