1960
National Gallery of Art, 1939
National Gallery of Art, 1948
National Gallery of Art, 1967
National Gallery of Art, 1512
National Gallery of Art, 1803
National Gallery of Art, 1740
Rosenwald, Lessing Julius, 1963
Rosenwald, Lessing Julius, 1800
National Gallery of Art, 1938
Rosenwald, Lessing Julius, 1634
National Gallery of Art, 1990
![Watchman [preparatory drawing]](https://api.nga.gov/iiif/12a79e2f-981c-4557-bd09-8e8be216a537/full/843,/0/default.jpg)
!["Do Not Break the Crown" [fol. 43 recto]](https://api.nga.gov/iiif/e16048f6-3c12-417b-9284-6466ec9a9a4c/full/843,/0/default.jpg)
![Lost-Wax Casting Display: wax model with conduits [sixth of ten steps]](https://api.nga.gov/iiif/6ff6362d-8e78-4cc1-bd3b-fb15d15fd898/full/843,/0/default.jpg)