Tractor Notes.

I T IS DIFFICULT indeed to estimate correctly the value of such a demonstration as that wh ch has j ust been concluded at Perth. Its purpose, I take it, was the 'dissemination......

Coal-gas For Tractors.

By Henry Sturmey. T HE SUGGESTION has been made that coalgas might be advantageously employed for the propulsion of tractors, and I have had letters from farmers asking if this......