Faceless Open Wagons

In the series there have been many pices of open wagons seen throughout the series without a face.

Information:
These open wagons without a face are all seven plank wagons ranging in colour. They deliver many different goods such as planks, barrels, coal, sand, ballast, crates, sacks and other cargo. These wagons don't cause any trouble as they are not alive.

Trivia:

 * There are more faceless open wagons then wagons with faces.