Sally Morgan 
My Best Friend the Royal Rival [EPUB ebook] 

Join two best friends as history is made in 1585. When Nell and Kat – who work in rivalling courts – meet by chance, an unlikely friendship blossoms. But tensions are high and the rivalry between Elizabeth I and Mary Queen of Scots is at breaking point… Can Nell and Kat keep their friendship alive and trust one another, even when so many of those around them are losing their heads? Packed with fascinating historical details Filled with fantastic black-and-white line illustrations throughout a first chapter book for children setting off on their reading journey