History, survey, conservation and repair of the Royal Naval Magazine of Cole Island, Esquimalt Harbour, Vancouver Island, British Columbia, Canada.

This article focuses on the history, survey, conservation, and repair of the Royal Naval Magazine on Cole Island, Esquimalt Harbour, Vancouver Island, British Columbia, Canada. It traces the magazine's evolution from its origins in the 1860s as a key facility supporting the Royal Navy's Pacific Squadron, highlighting its role in asserting British sovereignty amid colonial expansion and indigenous displacement. The paper details the site's architectural development, including timber and masonry structures built by local contractors and the use of traditional lime mortars, and chronicles conservation efforts over the past decade that emphasize like-for-like repair using traditional materials and skills scarce in western Canada. The work also addresses the island's layered significance, encompassing indigenous heritage, colonial military history, and ongoing challenges in heritage management and sustainable site use.