https://digitalcollections.syr.edu/Documents/Detail/american-book-company-production-plate-04396-henry-iv-at-canossa-vineyards-on-rhine/29576
American Book Company Production Plate 04396: Henry IV at Canossa, Vineyards on Rhine - Syracuse...
American Book Company Production Plate 04396: Henry IV at Canossa, Vineyards on Rhine, 1801-1971, Publisher's production plates, Figures (illustrations),...