This is the most omprehensive Register yet produced.. It is unlikely that it will be repeated..  It is not complete but we wisihed to preseve as much information as possible.

This volume contains Historical Notes, Ruling Families and ex-Ruling Families.  It also includes notes on coats-of-arms and an analysis by country, explaining some of the llocal customs.  It includes Family Names and most subsidiary titles.

This gives details of families of this rank; including colour coats-of-arms, general historical notes and genealogical trees - where available

Similar to Volume II

Similar  to Volumes II and III