18pdr QF Field Gun, made in 1917 by Vickers Sons & Maxim,
restored and fully equipped by John Slough of London.
It was used in the Passchendaele 100 Gun Salute at Fort Seclin, Northern France,
on 10 November 2017 to commemorate the 100th anniversary of the end of this battle.
It was Gun No: 9 in the Salute as can be seen in the picture.