Footprints in Stone
Автор
Ronald J. Buta
, David C. Kopaska-Merkel
Footprints in Stone is the definitive guide to the Steven C. Minkin (Union Chapel) Paleozoic Footprint Site in northwest Alabama, the discovery of whose vast quantity of 310-million-year-old fossil tetrapod footprints and other traces is one of the most significant developments in modern paleontology.