# Unruly son by Robert Barnard — resale value

Source: JunkPal price guide — https://junkpal.ai/products/unruly-son-robert-barnard-ol27968w

**Unruly son by Robert Barnard** — resale value from real closed eBay sales.

Live listings and the full sold-price history are on the page: https://junkpal.ai/products/unruly-son-robert-barnard-ol27968w

Values are medians of real closed eBay sales, updated 2026-06-19. They are estimates for reference, not offers or appraisals — condition, completeness and edition move them a lot, so compare against the sold listings before pricing anything.

## Check the market

- [Sold listings on eBay](https://junkpal.ai/api/go?to=https%3A%2F%2Fwww.ebay.com%2Fsch%2Fi.html%3F_nkw%3DRobert%2520Barnard%2520Unruly%2520Son%26LH_Sold%3D1%26LH_Complete%3D1%26mkcid%3D1%26mkrid%3D711-53200-19255-0%26siteid%3D0%26campid%3D5339166094%26toolid%3D10001%26mkevt%3D1%26customid%3Dmd-sold&p=md-sold) — the closed sales these medians are computed from
- [Live listings on eBay](https://junkpal.ai/api/go?to=https%3A%2F%2Fwww.ebay.com%2Fsch%2Fi.html%3F_nkw%3DRobert%2520Barnard%2520Unruly%2520Son%26mkcid%3D1%26mkrid%3D711-53200-19255-0%26siteid%3D0%26campid%3D5339166094%26toolid%3D10001%26mkevt%3D1%26customid%3Dmd-live&p=md-live) — what sellers are asking right now

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## Details

| Field | Value |
| --- | --- |
| UPC / EAN | 1447240618 |
| Brand | Robert Barnard |
| Published | 1978 |
| Publisher | G. K. Hall |
| Pages | 192 |
| Editions | 13 |
| Category | Mystery |

## Unruly son resale value

**Unruly son** by Robert Barnard (1978). Across 13 editions. Used-book value depends heavily on edition (first printing vs. reprint), condition, dust jacket, and whether it's signed. First editions and out-of-print titles command the biggest premiums.

### What drives the price

First editions/first printings, intact dust jackets, signatures, and unmarked pages are the top value drivers. Book-club editions and later reprints are worth far less.

## FAQ

**Is this edition of Unruly Son rare?**

While it has been published in 13 editions, its 1978 publication date makes it a classic piece of mystery literature.

**What is the original publisher of this book?**

Unruly Son was originally published by G. K. Hall.

**How many pages are in this copy?**

This edition contains 192 pages.

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Full price guide: https://junkpal.ai/products/unruly-son-robert-barnard-ol27968w
How these values are computed: https://junkpal.ai/methodology
Cite as: "JunkPal price guide value as of 2026-06-19, based on real sold listings (junkpal.ai)"