Keystone tables

Chicago citation style
Klopstock Bros. Keystone tables. 1923. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/102160074. (Accessed December 15, 2018.)
APA citation style
Klopstock Bros, (1923) Keystone tables. Retrieved from the Digital Public Library of America, http://catalog.hathitrust.org/Record/102160074
MLA citation style
Klopstock Bros. Retrieved from the Digital Public Library of America <http://catalog.hathitrust.org/Record/102160074>.
Note: These citations are programmatically generated and may be incomplete.