Map of the water region of the county of Middlesex exhibiting the mode of supplying Boston & Charlestown with soft water from Spot and Mystic Ponds

Chicago citation style
Eddy, R. H. (Robert Henry), 1812-1887. Map of the water region of the county of Middlesex exhibiting the mode of supplying Boston & Charlestown with soft water from Spot and Mystic Ponds. 1836. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/wd376670z. (Accessed June 19, 2018.)
APA citation style
Eddy, R. H. (Robert Henry), 1812-1887, (1836) Map of the water region of the county of Middlesex exhibiting the mode of supplying Boston & Charlestown with soft water from Spot and Mystic Ponds. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/wd376670z
MLA citation style
Eddy, R. H. (Robert Henry), 1812-1887. Retrieved from the Digital Public Library of America <http://ark.digitalcommonwealth.org/ark:/50959/wd376670z>.
Note: These citations are programmatically generated and may be incomplete.