FOTO #4: Bitva u Yper –
Obranu obou stran tvořila artilérie a kulomety. Nešlo přes ni pořádně proniknout. By Col. Nasmith; book more than 70 years old. - On the Fringe of the Great Fight by Colonel George G. Nasmith, C.M.G. Mcclelland, Goodchild & Stewart Toronto 1917. Downloaded from Gutenberg free 105, Public Domain, https://commons.wikimed