Grundzüge der theoretischen Logik

As seen in the thumbnail, the bottoms of all the pages are chopped off. Too bad. This is the hard to find 1928 version which is of historical significance. It asked and inspired others to work on the Entscheidungproblem. Later editions integrated the later discoveries, so only here can see what inspired others to work on it. Well except we can't see, because the bottoms are chopped off of the pages. This edition was not translated into English.