Leonard Mangnall was born on 25th February 1909 in Leigh. He married Annie Pendlebury in 1936. In 1939 he was living at 295 Charles Street, Leigh, and working as a costing clerk to the Leigh Borough Engineer & Surveyor. He died on 3rd November 1979.

Sources
• 1. Maria Mangnall’s data. Leonard Mangnall, b. 25 Feb 1909, Leigh. Father: Levi. Mother: Harriet Ann Lee. Married Annie Pendlebury 1936. Died 3 Nov 1979. • 2. 1939 Register. Leonard Mangnall. Male. Married. Born 25 Feb 1909. Address: 295 Charles Street, Leigh, Lancashire. Costs Clerk to Boro’ Engineer & Surveyor, Leigh Corporation.