There are 1 book by Charles B. O'Brien on BookOrb. A strong starting point is One Thousand One Civil War Trivia (1991). The bibliography below is in publication order, with series grouped in reading order.
Standalone books
Frequently asked questions
How many books has Charles B. O'Brien written?
BookOrb lists 1 book by Charles B. O'Brien.
Where should I start with Charles B. O'Brien?
A good starting point is One Thousand One Civil War Trivia (1991).
What is the Charles B. O'Brien books in order list?
In publication order: 1. One Thousand One Civil War Trivia (1991).