Volume 9 (Dark Horse)

Volume 9 is the ninth volume of Astro Boy released in the US.

Published by Dark Horse, this reprint collection follows the Tezuka-designed order first used in the Japanese Akita Shoten collections, as opposed to the original Shonen chronological order used by Kodansha in their Osamu Tezuka Complete Manga Works series.

Chapters

 * The Secret of the Egyptian Conspirators
 * The Invisible Giant
 * Cobalt