Regulation apparatus

Chicago citation style
Proprietors of the Locks and Canals on Merrimack River. Regulation apparatus. 1855-07-13. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/qb98n695h. (Accessed July 21, 2018.)
APA citation style
Proprietors of the Locks and Canals on Merrimack River, (1855-07-13) Regulation apparatus. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/qb98n695h
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/qb98n695h>.
Note: These citations are programmatically generated and may be incomplete.