Monitors next to 22 schools are aimed at discouraging parents from driving.
Eight men and two women were arrested in the operation which took place at addresses across England.
About 13,000 pictures of lifeboats and crew, the oldest from the 1920s, were found in a dusty pile.
The two women were arrested following a protest in north Nottinghamshire.
Hundreds of pupils and staff at two schools in Jarrow and Stockton show signs of a vomiting bug.