The P. K. Pinkerton Mysteries: The Case of the Deadly Desperados: Book 1, Book 1

The Slave-girl from Jerusalem: Book 13

The Scribes from Alexandria: Book 15

The Beggar of Volubilis: Book 14

The Roman Mysteries 3-Book Collection: Books 1, 2 and 7 in the historical adventure series

The Gladiators from Capua: Book 8

The Thieves of Ostia: Book 1

The Enemies of Jupiter: Book 7

The Secrets of Vesuvius: Book 2

The Colossus of Rhodes: Book 9