1) Louis Rosenberg (American, 1890 - 1983), "Augsburg Tower", original engraving, signed lower right, limited edition 87/100, housed in a black wood frame, 10" x 6" (sight), overall 16" x 11-1/2", minor and minimal toning overall. Image is clear and sharp. Minor foxing in margin, otherwise good. 2) Samuel Chamberlain (American, 1895 - 1975), "Buttresses of Beauvais", engraving, signed lower right, limited edition 87/100, housed in a molded wood frame, 9-1/2" x 5-1/2" (sight), overall 18-3/4" x 14-1/2", slight even toning overall, otherwise very good. Note: Livingston Galleries, New York and Gordons Galleries, Detroit labels on verso. Note: Affixed with Harlow, McDonald & Co. label on reverse. Provenance: From a private New England collection. Condition: Dimensions: Larger: 14 - 3/4" x 18 - 3/4".