Agatha H and the Airship City

From Author Wars - https://authorwars.com/publications/agatha-h-and-the-airship-city-339498.html

Overview:

Title: Agatha H and the Airship City
Author: Phil Foglio, Kaja Foglio
Year: 2011
ISBN-10: 9781597802116
Publisher: Night Shade Books
Price: $24.99
Pages: 258
Binding: Hardcover
Type: Novel
Title Reference: Agatha H and the Airship City
Notes: Novelization of the "Girl Genius" comic book series. Date from Amazon.com as of 2011-01-03. Stated First Edition, no publication date in book. Bought before Foglio blog said that they would have a second printing so first printing. Artist on back cover.