This is the first part of the Harmonized Histories including the following countries and data bases:
Austria, based on Generations and Gender Survey Round I (2008)
Belgium, based on Generations and Gender Survey Round I (2008)
Bulgaria, based on Generations and Gender Survey Round I (2004)
Czech Republic, based on Generations and Gender Survey Round I (2004)
Estonia, based on Generations and Gender Survey Round I (2004)
France, based on Generations and Gender Survey Round I (2005)
Georgia, based on Generations and Gender Survey Round I (2006)
Germany, based on Generations and Gender Survey Round I (2005)
Germany, based on Pairfam (2008-14)
Hungary, based on Generations and Gender Survey Round I (2004)
Italy, based on Generations and Gender Survey Round I (2003)
Lithuania, based on Generations and Gender Survey Round I (2006)
Netherlands, based on Family and Fertility Survey (2003)
Norway, based on Generations and Gender Survey Round I (2007)
Poland, based on Generations and Gender Survey Round I (2010)
Romania, based on Generations and Gender Survey Round I (2005)
Russia, based on Generations and Gender Survey Round I (2004)
Spain, based on Encuesta de Fecundidad (2006)
Sweden, based on Generations and Gender Survey Round I (2012-13)
UK, based on British Household Panel Study (2005-06)
USA, based on National Survey for Family Growth (1995)
USA, based on National Survey for Family Growth (2007)

When using data from Part 1 “Harmonized Histories”, please cite:
Perelli-Harris, Brienna, Michaela Kreyenfeld, and Karolin Kubisch (2010). Technical Manual for the Harmonized Histories Database. Rostock, MPIDR Working paper 2010-011.