Vol 41-50

Issue	Pages	Title	Authors

45(1)
No records
4	435-456	The Middle Ordovician of the Oslo Region, Norway. 20. The geochemistry and mineralogy of some shales from the Oslo Region.	Knut Bjørlykke	View
42(1)
No records
3	223-238	A new lower Ordovician graptolite fauna from the Trondheim Region.	D.H. Blake	View