With modern websites and methods, we have traced my family way back, but this beautiful manuscript shows how it used to be done! Written in Latin in 1700, it follows the family Petra (or Pietra) from 1289 to 1700. Their family included Cardinals and Courtiers – making it a beautiful and fascinating piece of history.
https://auction.catawiki.com/kavels/14020365-manuscript-precious-family-tree-1700
The Book & Cartography Blog 