Vintage 1958 Kodak Graphic Arts Exposure Computer. It includes the Exposure Computer, instruction booklet and some calibration records sheets. The Kodak Reflection Density Guide is missing. This is not an electronic computer. It has a plastic calculating wheel mounted on heavy cardstock. It comes in the original paper sleeve. The Exposure Computer, instruction booklet and record sheets are in very good shape, with some minor marks here and there and some light surface scratches, consistent with age and use. The paper sleeve is in poor shape with tears, creases, tape and other marks, and as mentioned, the Reflection Density Guide is missing.