The self-employed consultant, who has spent 20 years snapping the electricity towers, has more than 10,000 pylon pics.

She later became a self-employed consultant.

He registers himself as a 'self-employed consultant' advising clients 'on use of technology in education and training sector'.

He was then a self-employed consultant between 1993 and 1994.

From 1990 to 1995 he worked as a self-employed consultant.