Try this search in NoveList for royal biographies like those featured on this
print and post flyer:
GX Biographies
AND
SD Great Britain
AND
DE Royal houses
customize this flyer with books of your choice. Select Flyer-Books, then search for
royal reads to get started.
Want to add some fiction titles to the mix? Search UI 445990 for recommended royal romances, or add a few titles from the fiction printable linked above.