AWUCO metal stereo viewer for stereo photos of 6 x 13 cm. It produced since the late 20 Omniplast G.m.b.H. for AWUCO Graphische Kunst und Verlagsanstalt A. Weber & Co. Stuttgart. The display was sold separately or together with the series of photos in stereo AWUCO-Verlag. The announcement is the book stereophotograph of Dr.-Ing. H. Lüscher, published in 1931. Measures Viewer / Glass 5,5x12
