Graphoplex gaz de france slide rule full set 1970 France

This desk slide rule comes in the original cardboard container, manual 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 good condition, the numbers on the rule have partially bled to surroundings making it look a bit blurry. There is also a slight worp in the bottom of the rule. The instruction paper shows heavy wear. 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!