"Lewis's Loughinsholin (1837) was originally published in 1837 as part of A topographical dictionary of Ireland"_T.p. verso.
"South Derry extracts from Samuel Lewis's Topographical dictionary of Ireland"_Cover.
Lewis's Loughinsholin (1837) by Samuel Lewis. ISBN 0952663961. Published by Ballinascreen Historical Society in 1999. Publication and catalogue information, links to buy online and reader comments.