 The drill hall is therefore connected to one of the greatest tragedies to affect the community of Leith.The battalion amalgamated with the 9th Battalion to become the 7th/9th (Highlanders) Battalion, The Royal Scots, with its headquarters at the Dalmeny Street drill hall, in 1922.The drill hall was shared with 226 (City of Edinburgh) and 227 (Haddingtonshire) Medium Batteries (Howitzers) of the 57th (Lowland) Medium Brigade, Royal Artillery, which had been formed from the former 6th and 8th Battalions, Royal Scots.