NATIONAL MUNITIONS COMPANY
Eldred
Building No 13: Amatol Mixing
Close up view of the Amatol mixing building. The Ammonium Nitrate and TNT are pre-heated on the third floor, and dumped into the Amatol buggies on the first floor, for loading into the bombs. The passageway at the right leads from Building No 15.
The conveyor at the left comes from Building No 10, and is shown here entering Building No 12.
Interior view of the third floor of Building No 13.
Showing the TNT melter in the middle and the Ammonium Nitrate heaters on each side.
When the TNT is melted and the Ammonium Nitrate thoroughly heated, they are dumped to the mixers on the second floor below.

Close up view shwoing TNT being dumped into the melter.
The doors are locked and the key held by one person when this piece of equipment is not in use.

Close up view showing the melted TNT being dumped to the mixers on the second floor below.
Interior view of the second floor of Building No 13.
A mixer can be seen at each end of the room with chutes coming down from the heaters on the third floor above.
Close up view of Amatol mixer where Ammonium Nitrate and TNT are mixed. When mixed, the Amatol is dumped through chutes to the first floor below, ready to be loaded into the bombs.
Close up view of Amatol chute from mixers on the floor above. The Amatol is dumped into the Amatol buggies to be hauled to the loading tables. The tub on the buggy is steam jacketed to keep the Amatol at the proper temperature.
View of the Amatol buggies, showing covers and couplings. The tubs are steam jacketed and equipped with automatic couplings so they can be wheeled from one place to another and quickly connected with the steam lines to maintain a constant temperature.