2 million signatures sought by backers of Girard will

Chicago citation style
Unknown. 2 million signatures sought by backers of Girard will. 1967-01-03. Retrieved from the Digital Public Library of America, http://digital.library.temple.edu/cdm/ref/collection/p15037coll7/id/1546. (Accessed December 11, 2018.)
APA citation style
Unknown, (1967-01-03) 2 million signatures sought by backers of Girard will. Retrieved from the Digital Public Library of America, http://digital.library.temple.edu/cdm/ref/collection/p15037coll7/id/1546
MLA citation style
Unknown. Retrieved from the Digital Public Library of America <http://digital.library.temple.edu/cdm/ref/collection/p15037coll7/id/1546>.
Note: These citations are programmatically generated and may be incomplete.