Uitgevers Flying Solo Press, LLC

Cover for Paul Aertker · Brainwashed: Crime Travelers Spy School Mystery & International Adventure Series - Crime Travelers (Paperback Book) (2014)

Brainwashed: Crime Travelers Spy... (2014)

Cover for Paul Aertker · Priceless: Crime Travelers Spy School Mystery & International Adventure Series - Crime Travelers (Paperback Book) (2016)

Priceless: Crime Travelers Spy S... (2016)

Cover for Paul Aertker · Posthumous (Paperback Book) (2018)

Posthumous (2018)