BiblioVault may have an electronic file which would meet your requirements for this title:
I Acted from Principle: The Civil War Diary of Dr. William M. McPheeters, Confederate Surgeon in the Trans-Mississippi
Cynthia DeHaven Pitcock and Bill J. Gurley
Paper: 978-1-55728-795-3
Cloth: 978-1-55728-725-0
Electronic: 978-1-61075-196-4