This desk slide rule comes in the original cardboard container and standard complimentary Graphoplex paper. It was made by Graphoplex from France in the French language for the gasoline Company “Gaz de France”. Specifically made for calculating gas flow and pressure. It has scales only on the front and instructions in French on the back, the cursor is one of a kind. Curser and rule are complete and in great condition, there is only some ink spots on the side. It measures 29 cm or 11 1/2 inches. Do check the attached video on how to work your vintage man tool : slide rule operation instructions!