KDP categories · Top KDP authors
H J Campbell: Amazon KDP author data
As of Nov 6, 2026, H J Campbell has 8 books on Amazon, 6 of them on a best-seller list in the last 30 days (best rank #10), mostly in Vehicles, History, Aviation.
| Median price | $24.99 |
|---|---|
| Price range (middle 50%) | $12.99 – $33.03 |
| Median reviews | 23 |
| Total reviews | 271 |
| New listings (30 days, incl. new editions) | 0 |
| Breakout books (30 days) | 0 |
What stands out
- 75% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
- Median price $24.99, 25% above the median of their main category, Vehicles.
H J Campbell's best-ranked books
-
B-36 Peacemaker: The Big Stick of Strategic Air Command (SAC Aircraft Series)
by H J Campbell
- Price$22.99
- Rating4.3
- Reviews61
- Published2024-11
-
B-58 Hustler: The Greased Lightning of Strategic Air Command (SAC Aircraft Series)
by H J Campbell
- Price$26.99
- Rating4.4
- Reviews14
-
B-58 Hustler: The Greased Lightning of Strategic Air Command (SAC Aircraft Series)
by H J Campbell
- Price$12.99
- Rating4.4
- Reviews14
- Published2026-07
-
B-36 Peacemaker: The Big Stick of Strategic Air Command (SAC Aircraft Series)
by H J Campbell
- Price$12.99
- Rating4.3
- Reviews61
-
B-52 Stratofortress: The Iron Fist of Strategic Air Command (SAC Aircraft Series)
by H J Campbell
- Price$12.99
- Rating4.0
- Reviews23
- Published2026-04
-
B-52 Stratofortress: The Iron Fist of Strategic Air Command (SAC Aircraft Series)
by H J Campbell
- Price$29.71
- Rating4.0
- Reviews23
-
B-36 Peacemaker: The Big Stick of Strategic Air Command (SAC Aircraft Series)
by H J Campbell
- Price$42.99
- Rating4.3
- Reviews61
- Published2024-11
-
B-58 Hustler: The Greased Lightning of Strategic Air Command (SAC Aircraft Series)
by H J Campbell
- Price$49.99
- Rating4.4
- Reviews14
- Published2026-06
Main categories
FAQ
How many books does H J Campbell have on Amazon?
KDPTop tracks 8 of their books; 6 made an Amazon list in the last 30 days.
Which categories does H J Campbell publish in?
Their books chart most often in Vehicles, History, Aviation.
How does H J Campbell price their books?
The median price is $24.99; half of the books cost $12.99–$33.03.
Has H J Campbell released new books recently?
0 new books in the last 30 days.
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.