sentences:  The factory employed over 4,600 employees in July 1916; and some 12,000 employees between December 1916 and August 1917, most of them being women.This station was linked by a covered walkway directly into the factory; which was also linked to the Caledonian Railway with interchange sidings, just north of the station.The factory was renamed the National Filling Factory, Georgetown to mark the visit on Christmas Eve 1915 of David Lloyd George, the first Minister of Munitions; he became Prime Minister a year later.