Title: Avalonian and Cadomian geology of the north Atlantic.  edited by R.A. Strachan and G.K. Taylor
Subjects: Geology - North Atlantic region, Paleontology, Structure & properties of the Earth, North Atlantic, Earth Sciences - Geology, Science / Geology, Science, Geology, Geology, Stratigraphic, North Atlantic Ocean Region, Precambrian, Geology, stratigraphic, precambrian, Geology, north atlantic ocean region
Time periods: Precambrian