The Jewel of St Petersburg
The Jewel of St Petersburg is a 2010 prequel to "The Russian Concubine" and "The Concubine's Secret" by Kate Furnivall . 
<triplet> The Jewel of St Petersburg <subj> Kate Furnivall <obj> author <triplet> The Russian Concubine <subj> The Concubine's Secret <obj> followed by <subj> Kate Furnivall <obj> author <triplet> The Concubine's Secret <subj> Kate Furnivall <obj> author