Notas del episodio
How Science Won the Messines Ridge
Palabras clave
BritishWorld WarAustralianFrenchArmyBattleGermanNew ZealandWestern FrontThe AlliedMessinesLondon and DublinWitchetty RidgeNavelle Offensive MoraleGeneral Sir Herbert PlimmerThe Underground WarEdgeworth DavidLe Petit DufSpanbrook Molen MineLone Tree Crater