Cite This Item
MLA
Trade card for the Keystone Roll-Up Spring Mattress, Keystone Installment Co., 607 Broadway, Albany, New York, 1881. 1881. Web. 25 Apr 2024. <http://gusn.us/250679>.
APA
Trade card for the Keystone Roll-Up Spring Mattress, Keystone Installment Co., 607 Broadway, Albany, New York, 1881 [Card]. (1881). Retrieved from http://gusn.us/250679
Chicago
"Trade card for the Keystone Roll-Up Spring Mattress, Keystone Installment Co., 607 Broadway, Albany, New York, 1881." Card. 1881. Digital Commonwealth, http://gusn.us/250679 (accessed April 25, 2024).