To the right honble. the Earl of Donegall and the corporation for preserving and improving the port and harbour of Belfast / this map is most respectfully inscribed by their obedient and very humble servant James Lawson ; Duff & Henecy sculpt.

Chicago citation style
Lawson, James. To the right honble. the Earl of Donegall and the corporation for preserving and improving the port and harbour of Belfast / this map is most respectfully inscribed by their obedient and very humble servant James Lawson ; Duff & Henecy sculpt.. 1789. Retrieved from the Digital Public Library of America, http://collections.lib.uwm.edu/cdm/ref/collection/agdm/id/1241. (Accessed February 23, 2020.)
APA citation style
Lawson, James, (1789) To the right honble. the Earl of Donegall and the corporation for preserving and improving the port and harbour of Belfast / this map is most respectfully inscribed by their obedient and very humble servant James Lawson ; Duff & Henecy sculpt.. Retrieved from the Digital Public Library of America, http://collections.lib.uwm.edu/cdm/ref/collection/agdm/id/1241
MLA citation style
Lawson, James. Retrieved from the Digital Public Library of America <http://collections.lib.uwm.edu/cdm/ref/collection/agdm/id/1241>.
Note: These citations are programmatically generated and may be incomplete.