"Telescope moved from penn observatory at highland park"

Chicago citation style
Hartman. "Telescope moved from penn observatory at highland park". 1954-06-30. Retrieved from the Digital Public Library of America, http://digital.library.temple.edu/cdm/ref/collection/p15037coll3/id/66561. (Accessed December 9, 2018.)
APA citation style
Hartman, (1954-06-30) "Telescope moved from penn observatory at highland park". Retrieved from the Digital Public Library of America, http://digital.library.temple.edu/cdm/ref/collection/p15037coll3/id/66561
MLA citation style
Hartman. Retrieved from the Digital Public Library of America <http://digital.library.temple.edu/cdm/ref/collection/p15037coll3/id/66561>.
Note: These citations are programmatically generated and may be incomplete.