23:50World War One at HomeQ-ships, the secret weapon against U-boats.BBC Radio Ulster Duration: 6 minutes Thu 5th Nov 2015, 23:50 on BBC Radio FoyleAvailable for over a yearListen nowThe centenary of the First World War seen through stories and events. Q-ships from County Cork, the Royal Navy's secret weapon against German U-boats.GenresFactualHistoryFormatsDocumentariesBrandWorld War One at Home Source: BBC Online