Maintenance Book about the Ruby Engines . This small book is a 70s reprodution of the Automobiliste but after (à years , you would sware it is original .
Distometer combined oil-, fuel- and amperage-gauge together with temperature gauge in Fahrenheit in centre. Fluid needs topping up. Looks in good condition. Who knows what cars these were used in? Diameter housing 13cms, outer rim 13 ½ cms. Needs polishing up.