Wooden foldable viewfinder Autochrome 13/18 circa 1910 very old foldable viewfinder for Autochrome 13/18 French-made varnished wood 1910 'first model) with reflective mirror plate frame that can be put in two positions, (vertical and horizontal) to suit the theme of the plate of glass. can also vary the inclination of the frame has support rods lateral brass. It is attached to a glass plate of lovely woman in color with hat