Section 1: The Nature of Central Banking.- Chapter 1) Some General Remarks on "Central Banking".- Chapter 2) Defining "Central Banks" Four Criteria.- Section 2: Before the Deluge: The Very Different Origins of Scandinavia's Central Banks, The Great War, and the Four Criteria.- Chapter 3) Sveriges Riksbank and the Four Criteria.- Chapter 4) Danmarks Nationalbank and the Four Criteria.- Chapter 5) Norges Bank and the Four Criteria.- Chapter 6) The Scandinavian Currency Union (1873-1914).- Chapter 7) How The Great War Formed Scandinavian Central Banking.- Section 3: The Inter-war and Post-war Period.- Chapter 8) Sveriges Riksbank and the Four Criteria.- Chapter 9) Danmarks Nationalbank and the Four Criteria.- Chapter 10) Norges Bank and the Four Criteria.- Chapter 11) Summary and Conclusions.