The twentieth anniversary of the International Society of Biometerology. 1 January 1956 -- 1 January 1976.
D001695:Biology / Q000266:history*; D002980:Climate; D006666:History of Medicine; D009426:Netherlands; D010506:Periodicals as Topic / Q000266:history; D012952:Societies / Q000266:history*; D014887:Weather