Restoration of Ayer Mill clock

Chicago citation style
Restoration of Ayer Mill clock. 1991. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/zg64tp389. (Accessed July 21, 2018.)
APA citation style
(1991) Restoration of Ayer Mill clock. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/zg64tp389
MLA citation style
Retrieved from the Digital Public Library of America <http://ark.digitalcommonwealth.org/ark:/50959/zg64tp389>.
Note: These citations are programmatically generated and may be incomplete.