The goals and objectives described on the landing page of this Homepage in mind, under the different headers, private research findings about the history of the ZWIR T Z families in focus are presented to a wider audience. The information presented is based on a long lasting and still ongoing search (online and on location) for and comprehensive analysis of existing documents, papers, publications, photographs and monument engravings. Under the header The Family‘s Origin , research findings related to the origin of the ZWIR T Z families and the meaning of the family name are described, while findings about the geographical dispersion of members of the ZWIR T Z families in focus and other bearers of the family name ZWIR T Z are introduced under the header The Family‘s Geography . Under The Family‘s History , the currently known historical development of the ZWIR T Z families is briefly presented, taking into account the privacy of living descendants. A selection of family pictures can be found in the Family Album . Detailed information for individual research will be provided in the password protected Family Archive , once ready for publication. On request, after a positive seriosity check, access to this Archive will be granted. In order to validate information related to bearers of the family name and those ZWIR T Z families in focus, there is of course always an opportunity for visitors of thios website to make personal Contact . Finally, in the Blog , latest findings about the history of the ZWIR T Z families will be announced.