All Souls Series 2 Books Collection Set By Deborah Harkness (Time's Convert & The Black Bird Oracle):

Time's Convert:
Return to the enchanting world of All Souls for a love story like no other...Marcus Whitmore was made a vampire in the eighteenth century. Over two hundred years later, he finds himself in love with Phoebe Taylor, a human who decides to become a vampire herself.And with tradition enforcing separation from Marcus, Phoebe's transformation will prove as challenging now as it was for Marcus when he first encountered Matthew de Clermont, his sire.Time's Convert moves with epic sweep from the battlefields of the American Revolutionary War, through the treachery of the French Revolution to a bloody finale in New Orleans.

The Black Bird Oracle:
The first shadows fall on a Friday afternoon when a single, dying raven lands on the pavement in front of Diana Bishop, harbinger of an invitation that reads, 'It's time you came home, Diana'.Diana is a witch and scholar; her husband Matthew Clairmont, a vampire. Their intense love for one another awoke the dark powers within her and dissolved the Covenant between the three species - Witch, Daemon and Vampire - that live alongside humans. Now, the governing Congregation has decided it must test the magical powers of their seven-year-old twins, Pip and Becca. Concerned with their safety, Diana decides to forge a different path for her family's future and travels to Ravenswood, the Proctor family home.