Les Hélicoptères Paul Cornu.
Series: His Monographies d'aviation.  3
Publisher: F.-L. Vivien; [etc., etc.]
Published: 1908
Place of publication: Paris
Language: fre
Number of pages: 16
Subjects: Cornu, Paul, 1881-; Helicopters.
Notes: cover-title.
At head of title:  A. Bracke.