In reading order
Forever Forty: Rise of the Blood Witch
Tia Didmon
Forty Proof and Dead
Tia Didmon
Forty Shades of Dead
Tia Didmon
Forty Days and One Vampire Night: Rise of the Blood Witch
Tia Didmon
Forty Reasons to Die: Rise of the Blood Witch
Tia Didmon
Forty Deaths Till Us Part
Tia Didmon
Forty Is the New Dead
Tia Didmon
Foolish and Dead at Forty
Tia Didmon
North of Forty and East of Dead
Tia Didmon
Forty Licks and Still Dead (Return of the King)
Tia Didmon
Wrong Side of Dead at Forty
Tia Didmon
Forty Thieves for the Dead
Tia Didmon
Tis the Season to be Forty and Dead
Tia Didmon
The Vampire in the Room
Tia Didmon
No Pain, No Vampire
Tia Didmon
It's All Vampires to Me
Tia Didmon