# Is "The Son of Neptune (Heroes of Olympus 2)" by Rick Riordan a First Edition?

> **Quick answer.** A first edition of The Son of Neptune (Heroes of Olympus 2) by Rick Riordan (Disney-Hyperion, 2011) is identified by: First printing of the US trade edition (Disney-Hyperion, New York, 2011; 544 pages) has "First Edition" on the copyright page with the full number line descending to 1, dated 2011, under the Disney-Hyperion imprint. US first edition (Disney-Hyperion, October 4, 2011), the recognized first for this American author; the US trade edition is the standard collector reference over the near-simultaneous UK Puffin release, and separate from the signed 1,000-copy numbered limited edition.

**Checklist — a true first has these:**
- First printing of the US trade edition (Disney-Hyperion, New York, 2011
- 544 pages) has "First Edition" on the copyright page with the full number line descending to 1, dated 2011, under the Disney-Hyperion imprint
- A separate signed, numbered limited edition of 1,000 copies was issued for this title, bound in green cloth with gilt lettering, carrying exclusive endpaper art by series illustrator John Rocco, housed in a pictorial slipcase, and signed by Riordan and Rocco; it states its limited status and is a distinct issue from the standard trade first
- Second volume of The Heroes of Olympus
- Publisher imprint reads Disney-Hyperion
- Not a book-club edition (see below)

| | |
|---|---|
| Author | Rick Riordan |
| Publisher | Disney-Hyperion |
| Year | 2011 |
| True first | US edition |
| Format | Children's / illustrated |
| Key point | First printing of the US trade edition (Disney-Hyperion, New York, 2011 |
| Book-club edition exists? | — |

## Points of issue
First printing of the US trade edition (Disney-Hyperion, New York, 2011; 544 pages) has "First Edition" on the copyright page with the full number line descending to 1, dated 2011, under the Disney-Hyperion imprint. A separate signed, numbered limited edition of 1,000 copies was issued for this title, bound in green cloth with gilt lettering, carrying exclusive endpaper art by series illustrator John Rocco, housed in a pictorial slipcase, and signed by Riordan and Rocco; it states its limited status and is a distinct issue from the standard trade first. Second volume of The Heroes of Olympus.

## Is this the true first?
US first edition (Disney-Hyperion, October 4, 2011), the recognized first for this American author; the US trade edition is the standard collector reference over the near-simultaneous UK Puffin release, and separate from the signed 1,000-copy numbered limited edition.

## Telling it from reprints & book-club editions
Later printings show a number line that no longer descends to 1.

## Source
New Mexico Literacy Project — Is *The Son of Neptune (Heroes of Olympus 2)* by Rick Riordan a first edition? https://newmexicoliteracyproject.org/first-edition/the-son-of-neptune-heroes-of-olympus-2
CC BY 4.0. Part of the Canonical First-Edition Points of Issue dataset (https://newmexicoliteracyproject.org/api/first-edition-titles.json). Last reviewed 2026-07-04.