- Findlay, Alexander George, 1812-1875
- Digital Commonwealth
- Atwood House Museum of the Chatham Historical Society
- Richd. H. Laurie
Title from item. Constructed chiefly from the surveys of the Baron Roussin and Captain Wm. Hewett, adjusted by the later observations of Captain Phillip Parker King, Captain Robert Fitzroy, and other distinguished officers of the British Royal Navy. Date from item. Engraved by Alexr. Findlay. Constructed and drawn by John Purdy and Alexr. Findlay, Junr.
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