There are 1 book by Paul D. O'Callaghan on BookOrb. A strong starting point is The feast of friendship (2002). The bibliography below is in publication order, with series grouped in reading order.
Standalone books
Frequently asked questions
How many books has Paul D. O'Callaghan written?
BookOrb lists 1 book by Paul D. O'Callaghan.
Where should I start with Paul D. O'Callaghan?
A good starting point is The feast of friendship (2002).
What is the Paul D. O'Callaghan books in order list?
In publication order: 1. The feast of friendship (2002).