Displays Showing IBM Data Card Types and Number of Cards Used Daily

Chicago citation style
Del Carlo, Arnold. Displays Showing IBM Data Card Types and Number of Cards Used Daily. 1955/1965. Retrieved from the Digital Public Library of America, http://ark.cdlib.org/ark:/13030/kt429035rv. (Accessed December 14, 2018.)
APA citation style
Del Carlo, Arnold, (1955/1965) Displays Showing IBM Data Card Types and Number of Cards Used Daily. Retrieved from the Digital Public Library of America, http://ark.cdlib.org/ark:/13030/kt429035rv
MLA citation style
Del Carlo, Arnold. Retrieved from the Digital Public Library of America <http://ark.cdlib.org/ark:/13030/kt429035rv>.
Note: These citations are programmatically generated and may be incomplete.