Frederick VII by J. W. Tegner after D. Monies, undated, lithograph on paper, from the National Portrait Gallery - NPG-S-NPG 69 17, David Monies, undated (before 1894)

Frederick vii by j. W. Tegner after d. Monies, undated, lithograph on paper, from the national portrait gallery which has explicitly released this digital image under the cc0 license. (https://npg. Si. Edu/object/npg_s_npg. 69. 17). Date: undated (before 1894).