Mary N. Crawford, shown sitting next to blackboard

Chicago citation style
Mary N. Crawford, shown sitting next to blackboard. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Asiris_arc_296540&repo=DPLA. (Accessed November 15, 2018.)
APA citation style
Mary N. Crawford, shown sitting next to blackboard. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Asiris_arc_296540&repo=DPLA
MLA citation style
Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3Asiris_arc_296540&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.