| Nature's Ghosts: Confronting Extinction from the Age of Jefferson to the Age of Ecology Mark V. Barrow Jr. is associate professor of history at Virginia Tech and the author of A Passion for Birds: American Ornithology after Audubon . |
| Nature's Ghosts: Confronting Extinction from the Age of Jefferson to the Age of Ecology Mark V. Barrow Jr. is associate professor of history at Virginia Tech and the author of A Passion for Birds: American Ornithology after Audubon . |