There are 1 book by G E. O'Brien on BookOrb. A strong starting point is Looking at leather (1946). The bibliography below is in publication order, with series grouped in reading order.
Standalone books
Frequently asked questions
How many books has G E. O'Brien written?
BookOrb lists 1 book by G E. O'Brien.
Where should I start with G E. O'Brien?
A good starting point is Looking at leather (1946).
What is the G E. O'Brien books in order list?
In publication order: 1. Looking at leather (1946).