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Nicholas Marsh: Amazon KDP author data
As of Nov 6, 2026, Nicholas Marsh has 7 books on Amazon, 7 of them on a best-seller list in the last 30 days (best rank #4), mostly in Unix, BSD, Children's Studies.
| Median price | $19.98 |
|---|---|
| Price range (middle 50%) | $9.99 – $32.44 |
| Median reviews | 19 |
| Total reviews | 118 |
| New listings (30 days, incl. new editions) | 2 |
| Breakout books (30 days) | 0 |
What stands out
- 100% of the catalog made a best-seller list in the last 30 days: the whole backlist sells, not one hit.
- Median price $19.98, 32% below the median of their main category, Unix.
Nicholas Marsh's best-ranked books
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Linux, Unix, and BSD Command Line Cross-Reference (Second Edition): A Fat-Free Pocket Guide for *nix Commands (Fat-Free Technology Guides)
by Nicholas Marsh
- Price$19.98
- Rating4.2
- Reviews19
-
Introduction to the Command Line (Third Edition): A Fat-Free Guide to Linux, Unix, and BSD Commands (Fat-Free Technology Guides)
by Nicholas Marsh
- Price$25.95
- Rating4.3
- Reviews75
-
Linux, Unix, and BSD Command Line Cross-Reference (Second Edition): A Fat-Free Pocket Guide for *nix Commands (Fat-Free Technology Guides)
by Nicholas Marsh
- Price$5.99
- Rating4.2
- Reviews19
-
Windows PowerShell Cookbook for Linux Administrators: A Fat-Free Guide to PowerShell Commands (Fat Free PowerShell Guides)
by Nicholas Marsh
- Price$9.99
- Rating4.5
- Reviews2
-
PowerShell Cookbook for Beginners: A Fat-Free Guide to PowerShell Concepts & Commands (Fat Free PowerShell Guides)
by Nicholas Marsh
- Price$9.99
- Rating4.2
- Reviews3
- Published2023-11
-
Safeguarding Boys and Young Men from Child Criminal Exploitation
by Nicholas Marsh
- Price$38.95
- Reviews-
-
Safeguarding Boys & Young Men from Child Crim.Exploit.
by Nicholas Marsh
- Price$38.93
- Reviews-
Main categories
FAQ
How many books does Nicholas Marsh have on Amazon?
KDPTop tracks 7 of their books; 7 made an Amazon list in the last 30 days.
Which categories does Nicholas Marsh publish in?
Their books chart most often in Unix, BSD, Children's Studies.
How does Nicholas Marsh price their books?
The median price is $19.98; half of the books cost $9.99–$32.44.
Has Nicholas Marsh released new books recently?
2 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.