Fire trucks are one of the most sought-after models by collectors on account of their generally low mileage and good condition. The fire truck below was still in use when I visited the Boehringer Mannheim factory in the 1990s.
Below: United Glassworks in Mannheim actually had two VW vans in their factory fire brigade. Both were sold to private owners. I later found the 'twin', not surprisingly only a few miles away.