The magic phenomena accompanying visions, have, among nations of the Sclavic race, not unfrequently a specially formidable and repellent character, corresponding, no doubt, with the temperament and turn of imagination peculiar to that race. The Sclaves are apt to be ridden by invisible men, till they drop down in a swoon; they are driven by wild beasts to the graves of criminals, where they behold fearful sights, or they are forced to mingle with troops of evil spirits roving over the wide, waste steppes, a