Ericofon

Chicago citation style
L.M. Ericsson Company, founded 1876, Hugo Blomberg, Swedish, b. 1897, Ralph Lysell, Swedish, b. 1907, Hand Gosta Thames, Swedish, b. 1916. Ericofon. ca. 1960. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Achndm_1998-36-1&repo=DPLA. (Accessed December 19, 2018.)
APA citation style
L.M. Ericsson Company, founded 1876, Hugo Blomberg, Swedish, b. 1897, Ralph Lysell, Swedish, b. 1907, Hand Gosta Thames, Swedish, b. 1916, (ca. 1960) Ericofon. Retrieved from the Digital Public Library of America, http://collections.si.edu/search/results.htm?q=record_ID%3Achndm_1998-36-1&repo=DPLA
MLA citation style
L.M. Ericsson Company, founded 1876, Hugo Blomberg, Swedish, b. 1897, Ralph Lysell, Swedish, b. 1907, Hand Gosta Thames, Swedish, b. 1916. Retrieved from the Digital Public Library of America <http://collections.si.edu/search/results.htm?q=record_ID%3Achndm_1998-36-1&repo=DPLA>.
Note: These citations are programmatically generated and may be incomplete.