Door knockers :
the famous Wm. Hall & Co. line, collected since 1843: now made by Art Brass Company, Inc.
APA Citation
Art Brass Company (New York, N. (1917). Door knockers: the famous Wm. Hall & Co. line, collected since 1843: now made by Art Brass Company, Inc. New York: The Company.
MLA Citation
Art Brass Company (New York, N.Y.). Door Knockers: the Famous Wm. Hall & Co. Line, Collected Since 1843: Now Made by Art Brass Company, Inc. New York: The Company, 1917.
Warning: These citations may not always be complete (especially for serials).