Two Boxed sets of the Keystone Visual Education series. 196 stereoviews total. Vol 9&10 has 401-500 and Vol 11&12 has 501-600 (missing card 513-516). First box focuses on Europe mostly. Some Syria, Palestine, India ,and others. Other box has China, Japan, Africa, Australia, and others. Also some Astronomy.
Views are in good shape overall. A few have some staining or creasing. One card has a hard crease/crack.
Boxes are intact. Some fraying, storage wear. One has a separation at one corner/side of the lid. Dividers on the inside are loose.