Moody, Lemuel, and D. G. Johnson. "Chart of Portland Harbour and islands, and harbours adjacent, extending from the river Kennebec to Wood Island and Winter Harbour, drawn from the survey of Des Barres with additions and corrections." Map. Portland, Maine: Lemuel Moody, 1825. Norman B. Leventhal Map & Education Center, https://collections.leventhalmap.org/search/commonwealth:ht250300p (accessed April 24, 2024).