Explores the debate over whether the mass extinctions that changed the face of the Earth sixty-five million years ago were caused by an asteroid impact, or by massive volcanic eruptions.
| hid | mid | miid | nid | wid | location_code | location | barcode | callnum | dewey | created | updated |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 344796 | 4173105 | 2257 | 264457 | 381357 | CLMH | 125 | CLMH012750 | 576.8 COU | 576.8 | 1577459752 | 1709567815 |