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David Day: Amazon KDP author data

As of Nov 6, 2026, David Day has 23 books on Amazon, 12 of them on a best-seller list in the last 30 days (best rank #6), mostly in Science Fiction & Fantasy, History & Criticism, 20th Century.

23Books on Amazon
12Listed in 30 days
4.7Average rating
Median price$16.99
Price range (middle 50%)$9.32 – $29.98
Median reviews366
Total reviews12,293
New listings (30 days, incl. new editions)1
Breakout books (30 days)1

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What stands out

  • 52% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.

David Day's best-ranked books

  1. World of Tolkien Seven-Book Boxed Set - Tolkien Reference Books for All Ages, Illustrated  book cover by David Day

    World of Tolkien Seven-Book Boxed Set - Tolkien Reference Books for All Ages, Illustrated Lord of the Rings Guides, Boxed Set

    by David Day

    • Price$42.12
    • Rating4.7
    • Reviews366

    View on Amazon · Full data on KDPTop

  2. Atlas of Tolkien Deluxe Edition - Tolkien Reference Book for All Ages, Illustrated Lord of book cover by David Day

    Atlas of Tolkien Deluxe Edition - Tolkien Reference Book for All Ages, Illustrated Lord of the Rings Guide, Maps of Middle-earth (Deluxe Tolkien)

    by David Day

    • Price$18.63
    • Rating4.8
    • Reviews243

    View on Amazon · Full data on KDPTop

  3. An Encyclopedia of Tolkien (Deluxe Leatherbound Edition): The History and Mythology That I book cover by David Day

    An Encyclopedia of Tolkien (Deluxe Leatherbound Edition): The History and Mythology That Inspired Tolkien's World (Leather-bound Classics)

    by David Day

    • Price$12.49
    • Rating4.9
    • Reviews3,092
    • Published2019-10

    View on Amazon · Full data on KDPTop

  4. Dark Powers of Tolkien Deluxe Edition (Deluxe Tolkien) book cover by David Day

    Dark Powers of Tolkien Deluxe Edition (Deluxe Tolkien)

    by David Day

    • Price$9.32
    • Rating4.8
    • Reviews483

    View on Amazon · Full data on KDPTop

  5. The Heroes of Tolkien: An Exploration of Tolkien's Heroic Characters, and the Sources that book cover by David Day

    The Heroes of Tolkien: An Exploration of Tolkien's Heroic Characters, and the Sources that Inspired his Work from Myth, Literature and History

    by David Day

    • Price$3.99
    • Rating4.8
    • Reviews351

    View on Amazon · Full data on KDPTop

  6. A Dictionary of Tolkien Deluxe Edition - Tolkien Reference Book for All Ages, Illustrated  book cover by David Day

    A Dictionary of Tolkien Deluxe Edition - Tolkien Reference Book for All Ages, Illustrated Lord of the Rings Guide (Deluxe Tolkien)

    by David Day

    • Price$14.49
    • Rating4.6
    • Reviews88

    View on Amazon · Full data on KDPTop

  7. The Illustrated World of Tolkien book cover by David Day

    The Illustrated World of Tolkien

    by David Day

    • Price$23.29
    • Rating4.8
    • Reviews966

    View on Amazon · Full data on KDPTop

  8. The Illustrated World of Tolkien: An Exquisite Reference Guide to Tolkien's World and the  book cover by David Day

    The Illustrated World of Tolkien: An Exquisite Reference Guide to Tolkien's World and the Artists his Vision Inspired

    by David Day

    • Price-
    • Rating4.8
    • Reviews96

    View on Amazon · Full data on KDPTop

  9. Ring Legends of Tolkien Deluxe Edition - Tolkien Reference Book for All Ages, Illustrated  book cover by David Day

    Ring Legends of Tolkien Deluxe Edition - Tolkien Reference Book for All Ages, Illustrated Lord of the Rings Guide (Deluxe Tolkien)

    by David Day

    • Price$14.10
    • Rating4.8
    • Reviews374

    View on Amazon · Full data on KDPTop

  10. Collins Complete Woodworker’s Manual book cover by David Day

    Collins Complete Woodworker’s Manual

    by David Day

    • Price$47.26
    • Rating4.7
    • Reviews990
    • Published2005-01

    View on Amazon · Full data on KDPTop

Main categories

FAQ

How many books does David Day have on Amazon?

KDPTop tracks 23 of their books; 12 made an Amazon list in the last 30 days.

Which categories does David Day publish in?

Their books chart most often in Science Fiction & Fantasy, History & Criticism, 20th Century.

How does David Day price their books?

The median price is $16.99; half of the books cost $9.32–$29.98.

Has David Day released new books recently?

1 new book 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.