Columbia subject headings:
Evolution--Philosophy--Congresses.
Knowledge, Theory of--Congresses.
Oeser, Erhard--Bibliography.
Philosophy, Modern--19th century--Congresses.
Philosophy, Modern--20th century--Congresses.
Science--Philosophy--Congresses.
Harvard subject headings:
Evolution--Philosophy--Congresses.
Knowledge, Theory of--Congresses
Oeser, Erhard--Bibliography.
Philosophy, Modern--19th century--Congresses.
Philosophy, Modern--20th century--Congresses.
Science--Philosophy--Congresses
Princeton subject headings:
Evolution--Philosophy--Congresses.
Knowledge, Theory of--Congresses.
Oeser, Erhard--Bibliography.
Philosophy, Modern--19th century--Congresses.
Philosophy, Modern--20th century--Congresses.
Science--Philosophy--Congresses.