1948–1985
Glenstone, 1980
Glenstone, 1976
Glenstone, 1975
Cohen, Eileen and Michael, 1968
Cohen, Eileen and Michael, 1953
Glenstone, 1977
![Target with Plaster Casts [state proof of 1st state]](https://api.nga.gov/iiif/821c2c36-b3e5-4db8-ae88-71e6aa983253/full/843,/0/default.jpg)
![Figure I [trial proof 2]](https://api.nga.gov/iiif/6198eb2c-72b5-444d-9057-fe58aa0501c4/full/843,/0/default.jpg)
![5 [trial proof]](https://api.nga.gov/iiif/8c848893-d72c-4a2f-a8c4-889f7efa3b76/full/843,/0/default.jpg)
![Target with Plaster Casts [working proof]](https://api.nga.gov/iiif/1e7a1c68-3d67-43fa-b3d3-c8f30a46f6c6/full/843,/0/default.jpg)
![2 [trial proof]](https://api.nga.gov/iiif/79b3040f-0b89-492a-9413-d18aef32589d/full/843,/0/default.jpg)
![Words [trial proof 9]](https://api.nga.gov/iiif/82875bec-d8c7-49e2-a951-053b63a9898f/full/843,/0/default.jpg)
![Figure I [trial proof 1]](https://api.nga.gov/iiif/42691eaf-ea35-4a26-b068-c549cb8eb5e3/full/843,/0/default.jpg)
![Untitled (State Proofs and Proofs of Numbers) [state proof]](https://api.nga.gov/iiif/0b268ed2-e07f-45de-a340-df97f0251165/full/843,/0/default.jpg)
![5 [proof of 1st state]](https://api.nga.gov/iiif/0e2d881b-3625-4cc5-a489-5f14b55d84be/full/843,/0/default.jpg)
![Savarin and Savarin E.M. [verso] [trial proof]](https://api.nga.gov/iiif/5c37fafd-5304-4cb3-a8bd-31b4f1a656ba/full/843,/0/default.jpg)