The target resource for this PURL can no longer be traced. The following is a list of the targets this PURL was previously assigned to.
| Timestamp | Target URL | Note |
|---|---|---|
| 10/14/10 21:49:25 | http://disc.gsfc.nasa.gov/geomorphology/index.shtml | |
| 06/04/19 10:27:47 | http://hdl.handle.net/2060/19870008706 | |
| 06/04/19 10:27:47 | http://hdl.handle.net/2060/19870008706 | https://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19870008706.pdf |
| 06/04/19 10:27:47 | http://hdl.handle.net/2060/19870008706 | Withdrawn from the Federal Depository Library Program, 8/2021 |
| 09/22/21 13:55:57 | https://purl.fdlp.gov/history/GPO/LPS3828 | Withdrawn from the Federal Depository Library Program, 8/2021 |