Trench mortar in its well-timbered chamber (look straight down)
![](https://www.westernfrontassociation.com/media/14254/u-wotn-b-051-trench-mortar.jpg?anchor=center&mode=crop&width=1000&height=500)
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Image Id: 151 Contributor: The Jordan/Ference Collection Theatre: Western Front Subject: The Front Line Location: Unknown Regiment: Unknown Service Arm: Unknown Battle: Unknown Date: Unknown Combatants: Unknown Publisher: Underwood & Underwood Source: British Directory: WOTNB