History oAbout fourscore years ago, there used to be seen sauntering on the terraces of Sans Souci, for a short time in the afternoon, or you might have met him elsewhere at an earlier hour, riding or driving in a rapid business manner on the open roads or through the scraggy woods and avenues of that intricate amphibious Potsdam region, a highly interesting lean little old man, of alert though slightly stooping figure; whose name among strangers was King FRIEDRICH THE SECOND, or Frederick the Great of Prussia, and at home among the common people, who much loved and esteemed him, was VATER FRITZ,--Father Fred,--a.