Collection consists of photographs and textual materials which primarily concern the naval travels of the collection's creator during the 1940s. Much of the content documents time spent on Royal Canadian Navy ships.

The fonds consists of photographs of vessels in Esquimalt Graving Dock; William Robert Nunn and his grandfather Robert Henry Nunn; and William's house. It also includes Nunn family documents (copies); a scrapbook and clippings relating to the Royal Canadian Navy during World War II; and notes on his grandfather and the history of his house.