American
Berlin Dream Stamp [special proof]
Berlin Dream Stamp (Negative Version) [special proof]
Roden Crater: Third Stage Fumerole Plan
Roden Crater: Finished Crater Bowl and Fumerole Spaces with Survey Control Net
, 1985
, 1986
![Berlin Dream Stamp [special proof]](https://api.nga.gov/iiif/32ccbac3-1471-4f87-9d66-f719570fed26/full/843,/0/default.jpg)
![Berlin Dream Stamp (Negative Version) [special proof]](https://api.nga.gov/iiif/5e24a916-789d-4e7c-8e47-cfc82a8bba22/full/843,/0/default.jpg)
