KDP categories · Top KDP authors
James R Caldwell: Amazon KDP author data
As of Nov 6, 2026, James R Caldwell has 79 books on Amazon, 38 of them on a best-seller list in the last 30 days (best rank #25), mostly in Strategy, Military, World War II.
| Median price | $6.99 |
|---|---|
| Price range (middle 50%) | $6.99 – $13.74 |
| Median reviews | 1 |
| Total reviews | 31 |
| New listings (30 days, incl. new editions) | 13 |
| Breakout books (30 days) | 1 |
What stands out
- 13 new listings in the last 30 days (new editions included), 1 of them broke into a Best Sellers list.
James R Caldwell's best-ranked books
-
2029 The Reckoning of America: Why the Time of Borrowed Money Is Ending and How to Protect Your Family and Thrive Through the Coming Economic Reckoning
by James R Caldwell
- Price$16.99
- Reviews-
-
The Battle of Gettysburg: An Illustrated History of the American Civil War's Greatest Battle -- With Detailed Maps, Diagrams, and a Clear, Gripping ... ... War (Battles That Shaped History Book 17)
by James R Caldwell
- Price$0
- Rating4.5
- Reviews2
-
The Battle of Leipzig: How 600,000 Soldiers Shattered Napoleon's Empire in 1813 (Decisive Battles: An Illustrated History Book 24)
by James R Caldwell
- Price$6.99
- Reviews-
-
The Battle of Iwo Jima: The Pacific War's Bloodiest Clash: A Gripping Account of the 36-Day Battle for Iwo Jima, with Maps, Diagrams, and the Human Story ... (Battles of the Pacific War Book 3)
by James R Caldwell
- Price$6.99
- Rating4.7
- Reviews4
-
Pearl Harbor: The Day of Infamy -- A Gripping Account of the Attack That Propelled America into World War II, with Maps, Diagrams, and Clear Narrative (Battles of the Pacific War Book 1)
by James R Caldwell
- Price$0
- Rating4.2
- Reviews3
- Published2026-06
-
The Last Citadel: Zhukov vs. Konev, the Seelow Heights, and the Bloody Fight for the Reichstag
by James R Caldwell
- Price$0
- Rating4.0
- Reviews2
-
The Battle of Britain: The 1940 Air Campaign That Saved Britain -- With Maps, Diagrams, and a Clear, Gripping Account of the RAF vs. the Luftwaffe (Battles That Shaped History Book 15)
by James R Caldwell
- Price$0
- Rating4.0
- Reviews2
- Published2026-06
-
The Battle of Thermopylae: The 480 BC Clash of Greeks and Persians at the Narrow Pass -- An Illustrated Account of Strategy, Courage, and Legend in the ... Wars (Battles That Shaped History Book 19)
by James R Caldwell
- Price$0
- Rating3.0
- Reviews2
-
The Airborne Gamble: The True Story of the Men Who Fell from the Sky to Seize a Bridge Too Far
by James R Caldwell
- Price$6.99
- Rating4.0
- Reviews1
-
The Steel Cauldron: The Clash of 6,000 Tanks and the Week That Broke Hitler's Eastern Front
by James R Caldwell
- Price$0
- Rating4.0
- Reviews1
Main categories
FAQ
How many books does James R Caldwell have on Amazon?
KDPTop tracks 79 of their books; 38 made an Amazon list in the last 30 days.
Which categories does James R Caldwell publish in?
Their books chart most often in Strategy, Military, World War II.
How does James R Caldwell price their books?
The median price is $6.99; half of the books cost $6.99–$13.74.
Has James R Caldwell released new books recently?
13 new books in the last 30 days, 1 of which reached a Best Sellers list.
About this data
Data comes from KDPTop's daily crawl of Amazon's public Best Sellers pages; medians use the latest list. The opportunity score (0–100, higher is easier to enter) combines the review barrier, the share of low-review books, list turnover, new-release share and price.