Robert Millikan's oil-drop apparatus

Chicago citation style
Robert Millikan's oil-drop apparatus. Retrieved from the Digital Public Library of America, http://archives-dc.library.caltech.edu/islandora/object/ct1%3A3867. (Accessed December 10, 2018.)
APA citation style
Robert Millikan's oil-drop apparatus. Retrieved from the Digital Public Library of America, http://archives-dc.library.caltech.edu/islandora/object/ct1%3A3867
MLA citation style
Retrieved from the Digital Public Library of America <http://archives-dc.library.caltech.edu/islandora/object/ct1%3A3867>.
Note: These citations are programmatically generated and may be incomplete.