Style 4 chuck, roll (blade end)

Chicago citation style
Style 4 chuck, roll (blade end). 1971-07-29. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/zk51wf93z. (Accessed July 21, 2018.)
APA citation style
(1971-07-29) Style 4 chuck, roll (blade end). Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/zk51wf93z
MLA citation style
Retrieved from the Digital Public Library of America <http://ark.digitalcommonwealth.org/ark:/50959/zk51wf93z>.
Note: These citations are programmatically generated and may be incomplete.