The stereoscope was an interpretation device used to interpret aerial photography and the landscape. It was used by National Parks Victoria located at Mt Beauty to look at aerial photos so that they showed up the relief of the topography and therefore looked 3D.Used by National Parks Victoria staff located at the Mt Beauty office during the 1970's and early 1980's.Dark green wooden box with padded protection around the perimeter and on lid where 2 rectangular pieces of wood touch the stereoscope. The box is fitted with wooden dividers that fit around the stereoscope. The stereoscope is green metal with folding legs and sides attached to allow the stereoscope to sit on a surface. The instrument has 2 round glass ('mirrored viewing lens') cylinders eye distance apart, that allow light in from the side swinging doors. The amount of light is constricted by a rectangular piece of metal at the top of each leg. The box has swing clips used to close it and a metal swing handle all on the front side.The hinges are reinforced (and offer protection) by additional rubber pieces at each end. Inside the box is a brush made of bristle with a wooden handle - used for cleaning.Outside and top of box: written in black: No. 1026. On blue tape beneath: Mirror stereoscope 1026. written in black centre top of box: W10/WKA.0233. On front edge of box written in black: W10/WKA 0233. Inside box lid on silver plaque: Stereoscope Universal/ Made in / Australia / Die Casters Ltd. Victorianational parks victoria. stereoscope. aerial photographs. scientific instrument. mt beauty. 3d