The UMMA Collection
![](https://umma.umich.edu/wp-content/uploads/2024/01/9740_ca_object_representations_media_33696_original-364x243.jpg)
![](https://umma.umich.edu/wp-content/uploads/2024/01/23639_ca_object_representations_media_33678_original-364x268.jpg)
![](https://umma.umich.edu/wp-content/uploads/2024/01/38823_ca_object_representations_media_22344_original-242x364.jpg)
Franz Edmund Weirotter
engraving in black ink on laid paper
![](https://umma.umich.edu/wp-content/uploads/2024/01/71319_ca_object_representations_media_22345_original-237x364.jpg)
1761-1765
Franz Edmund Weirotter
engraving in black ink on laid paper
![](https://umma.umich.edu/wp-content/uploads/2024/01/81193_ca_object_representations_media_22346_original-246x364.jpg)
1759
Franz Edmund Weirotter
engraving in black ink on white Arches laid paper