During the winter of 1929 â `` 1930 , Schleicher had a series of secret meetings with Heinrich BrÃ 1\/4 ning , the leader of the Catholic Center Party ( Zentrum ) . During the winter of 1929 â `` 1930 , however , Schleicher had more success . After a series of secret meetings attended by MeiÃ ner , Schleicher , and Heinrich BrÃ 1\/4 ning , the parliamentary leader of the Catholic Center Party ( Zentrum ) , Schleicher and MeiÃ ner were able to persuade BrÃ 1\/4 ning to go along with the scheme for `` presidential government '' .