"Knock and it shall be opened unto you", (painting)
Appears in exhibition catalog as entry no. 218 (Sale info: For Sale).
The Exhibition of Paintings of the International Art Institution, 694 Broadway, corner of Fourth Street. Wm. Aufermann, Director. Every painting is For Sale.--Information about prices to be had at the office. New-York: G.B. Teubner, Printer, 10 Spruce Street. 1861.