I got an engineering apprenticeship in 1966 at the age of 16, entering into the world of grown ups, hmm, well, working in a toolroom/fitting shop with about 35 men of different temprements was an eye opener, anyway to the title, one man who shall remain nameless, that was his motto, so carrying on the tradition he taught me, seeing the need for a salisbury diff spreader and seeing the cost of one, here is my effort
