- 2008: _Warman's Coins & Currency Field Guide_, Krause. ISBN 978-0-89689-575-5
- 2010: _Warman's Coins & Currency Field Guide_, 2nd. edition , Krause Publication ISBN 978-1-4402-1985-0
- 2017: _Standard Catalog of United States Paper Money,_ 39th Edition, with William Brandimore III , Neil Shafer., Krause Publication. ISBN 978-1-4402-4819-6
- 2018: _Warman's Civil War Collectibles Field Guide_, with Bill Benke, Krause Publications. ISBN 978-1-4402-4700-7
- 2019: _US Paper Money Errors (Red Book)_ with Neil S Shafer , Jeff Ambio, Krause Publications, ISBN 978-1-4402-5492-0
- 2020: _Warman's World Paper Money Field Guide,_ Krause Publications. ISBN 978-1-4402-5935-2
- 2020: _Black Friday: The Untold Story of the Most Shocking Epidemic of World War I_, St. Matin's Press ISBN 978-1-250-25256-0,
- 2021: _Warman's Firearms Field Guide,_ Krause Publications. ISBN 978-1-4402-1927-0 with Robert G. Segel and Robert Campbell II
Fiction
- 2022: Bloodlines: a post-apocalyptic thriller_ 3-book series, John Meikle Publications
* Book 1: _Ashes of America_. ISBN 979-8-8372-8342-2
>*_Book 2: _Shadows of Oblivion_*. ISBN 979-8-8372-0270-0
>*_Book 3: _Whispers of Destiny_*. ISBN 979-8-8372-6920-1