Polish Society of Nephrology improvements in continuous professional development as well as research activities among young doctors and other professionals in the fields of nephrology, dialysis therapy and renal transplantation. PSN Congresses are organized every three years. As yet twelve Congresses were held in the following locations in Poland: 1st Congress - Bydgoszcz (1983) 2nd Congress - Kraków (1986) 3rd Congress - Gdańsk (1989) 4th Congress - Katowice (1992) 5th Congress - Lublin (1995) 6th Congress - Poznań (1998) 7th Congress - Kraków (2001) 8th Congress - Białystok (2004) 9th Congress – Katowice/Wisła (2007) 10th Congress - Bydgoszcz (2010) 11th Congress - Wrocław (2013)
Johnson Organs and G.G. Hook & Hastings arrived with wagon loads of parts, pipes and materials which were to be installed in the new church. When asked about the availability of a worker to help set up the organ, Mr. Johnson readily applied for the job. During the construction of the Hook organ, Johnson became interested in the art of organ building. The following winter he built a small parlor organ of just one rank. He continued his new craft, building seven more parlor organs in the next five years. In 1848, he built two small one-manual church organs of five or