There are 1 book by Ragnar J. Ragnarsson on BookOrb. A strong starting point is US Navy PBY Catalina Units of the Atlantic War (2012). The bibliography below is in publication order, with series grouped in reading order.
Standalone books
Frequently asked questions
How many books has Ragnar J. Ragnarsson written?
BookOrb lists 1 book by Ragnar J. Ragnarsson.
Where should I start with Ragnar J. Ragnarsson?
A good starting point is US Navy PBY Catalina Units of the Atlantic War (2012).
What is the Ragnar J. Ragnarsson books in order list?
In publication order: 1. US Navy PBY Catalina Units of the Atlantic War (2012).