How were trenches used in World War One? - ppt download
Candid Vintage Photographs That Show German Soldiers Using Latrines During World War I » Design You Trust
A British soldier makes his toilet | The British Library
WW1 Colourised Photos - The primitive nature of trench sanitation. Often, half-a-dozen bare-bottomed troops perched on a plank over an open-air latrine. Colour by Jake Colourised PIECE of JAKE Source: Drake Goodman
First World War.com - Encyclopedia - Trench Latrines