Asteroid H277—Plus

From Author Wars - https://authorwars.com/publications/asteroid-h277--plus-767705.html

Overview:

Title: Asteroid H277—Plus
Author: Harry Walton
Year: 2020
Publisher: Project Gutenberg
Price: $0.00
Binding: ebook
Type: Chapter Book
Title Reference: Asteroid H277—Plus
Notes: Data from publisher's website.
Transcribed from Planet Stories, Summer 1940