V042110DL-0052edit
| Uploaded by | U.S. Department of Energy |
|---|---|
| License | United States Government Work |
| Comments | 0 |
| Favorites | 1 |
| Views | 3,841 |
| Date taken | 2010-04-21 13:59:19 |
| Date uploaded | 2010-06-14 |
| Tags | washington, dc, usa, biden, stevenchu, secretarychu, vp, energy, earthday, doe, obamaadministration |
| Visibility | public |