There is more than one volume or copy available for this title.
Main entry uniform title:
Obstacles to the improvement of physic.
Soulsby no. 1319/5,Soulsby no. 1644
Place of publication:
In : Linnaeus (C.) Miscellaneous tracts relating to natural history, etc. 1759. 8o.
Additional corporate author(s):
Collective uniform title: