There are 2 books by John Emmet O'Brien on BookOrb. A strong starting point is Telegraphing in battle (1910). The bibliography below is in publication order, with series grouped in reading order.
Standalone books
Showing 1 of 2 titles.
Frequently asked questions
How many books has John Emmet O'Brien written?
BookOrb lists 2 books by John Emmet O'Brien.
Where should I start with John Emmet O'Brien?
A good starting point is Telegraphing in battle (1910).
What is the John Emmet O'Brien books in order list?
In publication order: 1. Telegraphing in battle (1910).