[2] The monograms (erroneously referred to as "crests" on the plaque) of King George III and Henry Phipps, 1st Earl of Mulgrave, Master-General of the Ordnance at the time the cannon was cast, are on the barrel.
Seventy-eight years later, in about 1894, it was brought to Stanley Park by the Department of Marine and Fisheries to warn fishermen of the 18:00 Sunday close of fishing.
The Brockton Point lighthouse keeper, William D. Jones, originally detonated a stick of dynamite over the water until the cannon was installed.
The gun was restored and sheltered by a new pavilion designed by architect Gregory Henriquez in 1986 and built as a centennial gift to the city from Ebco Industries, Chester Millar, First Generation Capital, and the Hudson's Bay Company.
[citation needed] The 9 O'Clock Gun has been silent for several periods:[citation needed] once during World War II, in 1969 when it was stolen and held by University of British Columbia Engineering students until a "ransom" was donated to BC Children's Hospital, in 2007 during a work stoppage, in 2008 when UBC Engineering students painted it red, and on 20 May 2011, 22 July 2017, 26 July 2017, 8 August 2019, 7 October 2019, 17 November 2019, 26 November 2019 and 1 January 2021 with no explanation.