Rosa Wultmann was the youngest daughter of James and Eliza Cox of Clarendon. She was born in 1846 at Clarendon. She married Emil Wultmann in 1872 and died in California in 1938. Cornelia Innes was the seventh child of James and Eliza Cox. She was born in 1844. She married John Henry Innes in 1873 at George Town, Tasmania.