1871–1875
Martin Johnson Heade, 1873
Wilmerding, John, Professor, 1850
Wilmerding, John, Professor, 1860
Wilmerding, John, Professor, 1905
Martin Johnson Heade, 1877
Wilmerding, John, Professor, 1989
Wilmerding, John, Professor, 2019
Martin Johnson Heade, 1860
Wilmerding, John, Professor, 1885
Wilmerding, John, Professor, 1963
Wilmerding, John, Professor, 1888
Wilmerding, John, Professor, 1867
!["Double Eagle" Twenty Dollar Gold Piece [obverse]](https://api.nga.gov/iiif/7b8486e8-d87a-47b6-8689-c45e59642462/full/843,/0/default.jpg)
