German WWII 1938 Hindenburg Glass Photo Slides-There are 10 beautiful photo glass slides, depicting events of 1938, including parades, Nurmberg, speeches, these are all contained in its original box. These are also called magic lantern slides. They measure 4 inches by 3 ½ inches, and each are numbered with descriptions of each photo. On the tag it indicates that these photos were from the Reich Instructional School. Published by Theodor Benzinger of Stuttgart. A number of these slides are missing, but there are 10 remaining and they are all in very good condition.