The blue boards are rubbed, the edges are chipped, else an excellent copy, clean and solid. "Wellhausen was famous for his critical investigations into Old Testament history and the composition of the Hexateuch. He is perhaps best known for his Prolegomena zur Geschichte Israels (1883, first published in 1878 as Geschichte Israels) in which he advanced a definitive formulation of the documentary hypothesis. It argues that the Torah (or Pentateuch) had its origins in a redaction of four originally-independent texts dating from several centuries after the time of Moses, their traditional author." (Wikipedia) 'Sanctuary and Sacrifice: A Reply to Wellhausen' disputes Wellhausen's theories.