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Alfred J Murray: Amazon KDP author data

As of Nov 6, 2026, Alfred J Murray has 2 books on Amazon, 2 of them on a best-seller list in the last 30 days (best rank #10), mostly in Machinery, Science & Mathematics, Energy Production & Extraction.

2Books on Amazon
2Listed in 30 days
4.6Average rating
Median price$38.12
Price range (middle 50%)$34.05 – $42.19
Median reviews3
Total reviews6
New listings (30 days, incl. new editions)2
Breakout books (30 days)2

What stands out

  • Median price $38.12, 91% above the median of their main category, Machinery.

Alfred J Murray's best-ranked books

  1. Substation Engineering Handbook: A Step-by-Step Practical Guide to High-Voltage Design, Gr book cover by Alfred J Murray

    Substation Engineering Handbook: A Step-by-Step Practical Guide to High-Voltage Design, Grounding, Protective Relaying, Automation, Testing, and Maintenance

    by Alfred J Murray

    • Price$46.25
    • Rating4.6
    • Reviews3
    • Published2026-09

    View on Amazon · Full data on KDPTop

  2. Substation Engineering Handbook: A Step-by-Step Practical Guide to High-Voltage Design, Gr book cover by Alfred J Murray

    Substation Engineering Handbook: A Step-by-Step Practical Guide to High-Voltage Design, Grounding, Protective Relaying, Automation, Testing, and Maintenance

    by Alfred J Murray

    • Price$29.99
    • Rating4.6
    • Reviews3

    View on Amazon · Full data on KDPTop

Main categories

FAQ

How many books does Alfred J Murray have on Amazon?

KDPTop tracks 2 of their books; 2 made an Amazon list in the last 30 days.

Which categories does Alfred J Murray publish in?

Their books chart most often in Machinery, Science & Mathematics, Energy Production & Extraction.

How does Alfred J Murray price their books?

The median price is $38.12; half of the books cost $34.05–$42.19.

Has Alfred J Murray 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.