https://www.st-andrews.ac.uk/history/ssne/item.php?id=3003
LUMSDEN, JAMES [SSNE 3003] - The Scotland, Scandinavia and Northern European Biographical Database
https://www.gutenberg.org/ebooks/26455
A History of Lumsden's Battery, C.S.A. by George Little and James Robert Maxwell | Project Gutenberg
Free eBook digitized and proofread by volunteers.