Obsidian Arrow-Head

Chicago citation style
Obsidian Arrow-Head. 1886-Jun-05. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhanthropology_8322438&repo=DPLA. (Accessed November 17, 2018.)
APA citation style
(1886-Jun-05) Obsidian Arrow-Head. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhanthropology_8322438&repo=DPLA
MLA citation style
Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3Anmnhanthropology_8322438&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.