Portable Water Filter, c.1914
Here we see a portable water filter, a device that played a major part in reducing the number of casualties from disease on the battlefields of the First World War. In most earlier wars disease had caused more casualties than the actual fighting, but that was no longer the case.
How to cite this article:
Rickard, J (23 June 2014), Portable Water Filter, c.1914 , http://www.historyofwar.org/Pictures/pictures_portable_water_filter_1914.html