Books by John W. Vale:
Books in the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
Vale, John W.: The aviation mechanic's aircraft manual : with questions and answers (New York : McGraw-Hill Book Co., 1949., 1949) (page images at HathiTrust)- Vale, John W.: Modern automotive engine repair. (Prentice-Hall, 1954) (page images at HathiTrust)
Find more by John W. Vale at your library, or elsewhere.