SCIENTIFIC AMERICAN, New York, January 2, 1915  This issue contains the following prints, articles, and/or ads: The Burton Process of "Cracking" to Make Gasoline, Military Tactics and the Motor, The High Speed Automobile Motor, War Experiences of an Air Scout - II, American Automobile Coachwork, The Sinking of the German Pacific Squadron. This has an irregular spine but is otherwise in nice condition. See photo for additional details.