Patent. Diffusers for waterwheels

Chicago citation style
Proprietors of the Locks and Canals on Merrimack River. Patent. Diffusers for waterwheels. 1847-12-23. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/w6634f46b. (Accessed June 22, 2018.)
APA citation style
Proprietors of the Locks and Canals on Merrimack River, (1847-12-23) Patent. Diffusers for waterwheels. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/w6634f46b
MLA citation style
Proprietors of the Locks and Canals on Merrimack River. Retrieved from the Digital Public Library of America <http://ark.digitalcommonwealth.org/ark:/50959/w6634f46b>.
Note: These citations are programmatically generated and may be incomplete.