The Midoro Swamp

The Midoro Swamp ("Midoro ga numa" ミドロが沼) - originally titled "The Case of Midoro Swamp" - is a chapter of the original Astro Boy manga which originally ran in Shonen magazine in August 1956.

Collected Volumes
This story has been collected in the following volumes:


 * Astro Boy, Volume 3 (Kodansha)
 * Astro Boy, Volume 16 (Dark Horse)