It was this gun that shelled the 18th Hussars out of their camp and continually harassed the Irish Fusiliers.

It was constantly dropping shells into the 69th Battery and on the K.R.R.at King's Post.

Surprise Hill is a square-topped kopje, from 500 feet to 600 feet high, between Thornhill's Kopje and Nicholson's Nek.

It overlooks Bell's Spruit and the scene of "Mournful Monday's" worst disaster.

From Leicester Post, where two guns were always kept turned on it, the distance is 4,100 yards--just the full range of our field guns.