1983–1986
Petersburg Press, 1976
Petersburg Press, 1975
Petersburg Press, 1983
Petersburg Press, 1980
Rolf Neumann, 1983
![Casts (Words) [trial proof 1]](https://api.nga.gov/iiif/1b6b5ed2-4215-4224-acf6-6517321ceef3/full/843,/0/default.jpg)
![3 [trial proof]](https://api.nga.gov/iiif/f6d06630-d0a2-49ba-b81c-25b07c046e86/full/843,/0/default.jpg)
![Hatching and Flagstones [trial proof 3]](https://api.nga.gov/iiif/353112ec-6d71-44d6-88fe-c4aaa3a74cef/full/843,/0/default.jpg)
![Flagstones (a) [trial proof 5]](https://api.nga.gov/iiif/ea997b73-de3d-47a3-ba41-00e82c6c95fd/full/843,/0/default.jpg)
![Figure 5 [trial proof 4]](https://api.nga.gov/iiif/fcef055c-ed92-4a7b-9d26-b80f8c8401ea/full/843,/0/default.jpg)
![Target with Plaster Casts [state proof of 5th state]](https://api.nga.gov/iiif/a9345bdc-5442-4726-a7c1-3a59696efb11/full/843,/0/default.jpg)
![Rejected Plates: Hand [trial proof 1]](https://api.nga.gov/iiif/0315356b-f3dc-4485-bddf-65fd5c5233c2/full/843,/0/default.jpg)
![Rejected Plates: Hand [trial proof 5]](https://api.nga.gov/iiif/3a652d93-b765-493d-8440-0db7a381e24b/full/843,/0/default.jpg)
![Figure 4 [trial proof 6]](https://api.nga.gov/iiif/6e3b92c2-d9a5-474b-968a-884010a30ab6/full/843,/0/default.jpg)