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Daniel Hartwell: Amazon KDP author data
Daniel Hartwell has 30 books on Amazon, 23 of them on a best-seller list in the last 30 days (best rank #7), mostly in Cruises, Tips, Specialty Travel.
30Books on Amazon
23Listed in 30 days
4.0Average rating
| Median price | $9.99 |
|---|---|
| Price range (middle 50%) | $9.99 – $22.99 |
| Median reviews | 1 |
| Total reviews | 108 |
| New books (30 days) | 22 |
| Breakout books (30 days) | 13 |
What stands out
- 77% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
- Median price $9.99, 32% above the median of their main category, Cruises.
- 22 new books in the last 30 days, 13 of them broke into a Best Sellers list.
Daniel Hartwell's best-ranked books
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FIFTY STATES,ONE TRAIL: An Independent Traveler’s Guide to America’s National Parks- Choosing Your Route,Best Hikes,Scenic Drives,Camping,and Planning Multi-ParkTrips
by Daniel Hartwell
- Price$9.99
- Reviews-
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Beyond the Lido Deck: The Unofficial Holland America Cruise Guide :Everything to Know Before You Board, Port by Port and Deck by Deck
by Daniel Hartwell
- Price$9.99
- Rating2.0
- Reviews1
-
Beyond the Lido Deck: The Unofficial Holland America Cruise Guide :Everything to Know Before You Board, Port by Port and Deck by Deck
by Daniel Hartwell
- Price$22.99
- Rating2.0
- Reviews1
-
Sailing the Midnight Sun: Unofficial Insider’s Guide to Viking River and Ocean Cruises
by Daniel Hartwell
- Price$9.99
- Reviews-
-
Learn Japanese: The Complete Beginner's Course, 10 Books in 1: Practical, Step-by-Step Lessons for Beginners to Master Japanese Grammar & Vocabulary Through Dialogue, Stories, Fairy Tales, & Folklore
by Daniel Hartwell
- Price$29.44
- Rating4.8
- Reviews91
- Published2026-05
-
Lanterns & Gingerbread: A Traveler's Guide to Europe's Most Beautiful Christmas Markets
by Daniel Hartwell
- Price$22.99
- Reviews-
-
Daily Life Is the Practice: Buddhism for Busy People — Awakening in the Middle of Your Ordinary Life
by Daniel Hartwell
- Price$0.99
- Reviews-
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Sailing the Midnight Sun: Unofficial Insider’s Guide to Viking River and Ocean Cruises
by Daniel Hartwell
- Price$22.99
- Reviews-
-
Battle Lines: True Stories of the Civil War: From Fort Sumter to Appomattox: 20 Daring Raids, Ironclad Duels and Last Stands, With Battle Maps and a Fact vs Fiction Verdict on Every One
by Daniel Hartwell
- Price$4.99
- Reviews-
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Guardians of the Sky: How SAC's Bombers Held the Nuclear Line, 1957–1991
by Daniel Hartwell
- Price$3.99
- Reviews-
Main categories
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.