San Francisco: Harr Wagner Publishing Co., (1923). 12mo. Cloth, with mounted plate on front cover. 55 p. 1st ed. Hinkel p. 78. SIGNED by Harr Wagner, the publisher. Chip at right hand edge of mounted plate; else very good. 
Poems about aviation. De Jean was born in Buffalo in 1905 and lived in various California locales after 1905, including Orange County, Yuba County & Berkeley.