American
Fire Engine from Americana Suite
Stage Coach from Americana Suite
Clipper Ship from Americana Suite
Suckers State II
Union Pacific
Earth Day
Coathanger and Spoon
Coathanger and Spoon [proof]
Life Mask
Double Face
, 1971
, 1973
![Coathanger and Spoon [proof]](https://api.nga.gov/iiif/93326aa8-55be-4c1d-9291-73fb38e28600/full/843,/0/default.jpg)
![Coathanger and Spoon [proof]](https://api.nga.gov/iiif/349401ac-7c1a-44b3-b5f1-15064ec2ee4c/full/843,/0/default.jpg)
![Bent "Blue" [trial proof]](https://api.nga.gov/iiif/0897b9bd-7a5c-4315-b3e0-da35c5fc8db7/full/843,/0/default.jpg)
![Four Panels from Untitled 1972 [D panel, trial proof 23]](https://api.nga.gov/iiif/191b2b9f-8fdd-471a-b165-19f0f0c6913f/full/843,/0/default.jpg)
![Four Panels from Untitled 1972 [D panel, trial proof 21]](https://api.nga.gov/iiif/88639f9d-c76f-40ef-9bfe-e0e9a85d758e/full/843,/0/default.jpg)
![Four Panels from Untitled 1972 [C panel, trial proof 4]](https://api.nga.gov/iiif/0a493a86-89fe-4b7a-aa40-0541f63e3607/full/843,/0/default.jpg)
![Four Panels from Untitled 1972 [D panel, trial proof 15]](https://api.nga.gov/iiif/d83c39d8-218c-4a50-8360-ba78d965fd42/full/843,/0/default.jpg)
![Four Panels from Untitled 1972 [C panel, trial proof 2]](https://api.nga.gov/iiif/5f0832b0-9e72-4685-924a-f450f72c585f/full/843,/0/default.jpg)
![Four Panels from Untitled 1972 [D panel, trial proof 8]](https://api.nga.gov/iiif/00f14293-11b8-4a67-8213-b321bbdec020/full/843,/0/default.jpg)
![Four Panels from Untitled 1972 [C panel, trial proof 7]](https://api.nga.gov/iiif/4f390743-dd11-4ed0-b6de-2f7385c35e44/full/843,/0/default.jpg)
![Four Panels from Untitled 1972 [D panel, trial proof 3]](https://api.nga.gov/iiif/f9b0fdf8-55b3-4cdd-862a-24255ffbc10e/full/843,/0/default.jpg)
![Four Panels from Untitled 1972 [D panel, trial proof 25]](https://api.nga.gov/iiif/41ecc842-e0a3-4e4e-bdff-432dcb18595b/full/843,/0/default.jpg)
![Four Panels from Untitled 1972 [D panel, working proof 11]](https://api.nga.gov/iiif/c52610ce-e15e-4682-9b6d-c9126a116c62/full/843,/0/default.jpg)
![Four Panels from Untitled 1972 [C panel, trial proof 5]](https://api.nga.gov/iiif/3b3f0ca3-37fd-4885-a4b7-78a02265e09f/full/843,/0/default.jpg)
![Four Panels from Untitled 1972 [C panel, trial proof 1]](https://api.nga.gov/iiif/ca0ff351-9b7b-4832-839e-6aa42a454366/full/843,/0/default.jpg)
![Four Panels from Untitled 1972 [D panel, trial proof 28]](https://api.nga.gov/iiif/f05fd575-87ee-4d47-a89c-7e21e39425e8/full/843,/0/default.jpg)
![Four Panels from Untitled 1972 [D panel, trial proof 16]](https://api.nga.gov/iiif/446aa4b6-83ae-4e40-ad8c-e72b5b2b4f8d/full/843,/0/default.jpg)
![Four Panels from Untitled 1972 [D panel, trial proof 14]](https://api.nga.gov/iiif/91ba53bd-77be-44fc-8800-aad11c6a845d/full/843,/0/default.jpg)
![Face [trial proof]](https://api.nga.gov/iiif/dfaec72e-f3d7-4936-92d7-c38b8088a880/full/843,/0/default.jpg)
![Four Panels from Untitled 1972 [D Panel, working proof 10]](https://api.nga.gov/iiif/83e8c7fd-b780-4c4a-9c38-540dc46fb68e/full/843,/0/default.jpg)
![Four Panels from Untitled 1972 [C panel, trial proof 8]](https://api.nga.gov/iiif/05d60e31-416e-4254-9214-5cd207d11dde/full/843,/0/default.jpg)
![Four Panels from Untitled 1972 [D panel, trial proof 27]](https://api.nga.gov/iiif/f06317dd-9b4b-4276-82d7-68dc7019d4c9/full/843,/0/default.jpg)