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Lenn Grafton: Amazon KDP author data
As of Nov 6, 2026, Lenn Grafton has 2 books on Amazon, 2 of them on a best-seller list in the last 30 days (best rank #5), mostly in Graphics & Design, 3D Printing, Mechanical.
| Median price | $17.49 |
|---|---|
| Price range (middle 50%) | $15.24 – $19.74 |
| Median reviews | - |
| Total reviews | 0 |
| New books (30 days) | 2 |
| Breakout books (30 days) | 2 |
What stands out
- Median price $17.49, 17% below the median of their main category, Graphics & Design.
Lenn Grafton's best-ranked books
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FreeCAD 1.1.4 User Guide for Beginners: The ILLUSTRATED Step-by-Step Manual to Master Parametric 3D Modeling, Sketch Constraints, and Then Export Clean STL Files Ready to Slice on Your FDM P
by Lenn Grafton
- Price$12.99
- Reviews-
-
FreeCAD 1.1.4 User Guide for Beginners: The ILLUSTRATED Step-by-Step Manual to Master Parametric 3D Modeling, Sketch Constraints, and Then Export Clean STL Files Ready to Slice on Your FDM P
by Lenn Grafton
- Price$21.99
- Reviews-
Main categories
FAQ
How many books does Lenn Grafton have on Amazon?
KDPTop tracks 2 of their books; 2 made an Amazon list in the last 30 days.
Which categories does Lenn Grafton publish in?
Their books chart most often in Graphics & Design, 3D Printing, Mechanical.
How does Lenn Grafton price their books?
The median price is $17.49; half of the books cost $15.24–$19.74.
Has Lenn Grafton released new books recently?
2 new books in the last 30 days, 2 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.