Columbia subject headings:
Harvard subject headings:
Criticism, Textual--Congresses.
Discoveries in geography--Sources--Editing--Congresses.
Travel writing--History--Congresses.
Travelers' writings--Editing--Congresses.
Princeton subject headings:
Criticism, Textual--Congresses.
Discoveries in geography--Sources--Congresses.
Manuscripts--Editing--Congresses.