Miospore assemblages. (In: Geology of the Country around Bellingham: Memoir for 1 to 50,000 Geological Sheet 13: D.V.Frost and D.W.Holliday, editors)
Reference:
Gueinn,K.J. (1980)
Miospore assemblages. (In: Geology of the Country around Bellingham: Memoir for 1 to 50,000 Geological Sheet 13: D.V.Frost and D.W.Holliday, editors) Bulletin of the Geological Survey of Great Britain
P. 56- 60