All four were being held at a police station in the West Midlands area.
Now, Stimpson spends an average of two to three hours assembling each photograph in a tiny, dark room of his West Midlands home.
Two other men and a woman from the West Midlands were also taken into custody, a spokesman for West Midlands Police said.
After a day of missteps in the West Midlands, Farage was treated like a conquering hero when he took the stage.
There are also disturbances in Birmingham and other parts of West Midlands.
There were also disturbances in Birmingham, West Midlands, West Bromwich and Wolverhampton.
Most of the big rings of bells in the West Midlands are their work.