There are 1 book by Margaret O'Callahan on BookOrb. A strong starting point is Modern Ireland, 1700-1975 (2002). The bibliography below is in publication order, with series grouped in reading order.
Standalone books
Frequently asked questions
How many books has Margaret O'Callahan written?
BookOrb lists 1 book by Margaret O'Callahan.
Where should I start with Margaret O'Callahan?
A good starting point is Modern Ireland, 1700-1975 (2002).
What is the Margaret O'Callahan books in order list?
In publication order: 1. Modern Ireland, 1700-1975 (2002).