Howard Hughes H-4 "Hercules"
By: [by D. D. Hatfield.
Series: His Aircraft series
Publisher: Historical Airplanes
Published: 1972
Place of publication: Los Angeles
Language: eng
Number of pages: 104
Subjects: Hughes, Howard, 1905-1976.; Hughes Flying-boat (Seaplane)
Other titles: Hughes H-4 Hercules.
Notes: Running title: Hughes H-4 Hercules.