Columbia subject headings:
Harvard subject headings:
Amazon River Region--Description and travel.
Brazil--Description and travel.
Guyana--Description and travel.
Jaster, Christoph--Travel--Guyana.
Schulz-Kampfhenkel, Otto, 1910-1989--Travel--Amazon River Region.
Schulz-Kampfhenkel, Otto, 1910-1989--Travel--Brazil.
Scientific expeditions--Amazon River Region--History.
Scientific expeditions--Brazil--History.
Scientific expeditions--Guyana--History.
Princeton subject headings:
Amazon River Region--Description and travel.
Brazil--Description and travel.
Guyana--Description and travel.
Jaster, Christoph--Travel--Guyana.
Schulz-Kampfhenkel, Otto, 1910-1989--Travel--Amazon River Region.
Schulz-Kampfhenkel, Otto, 1910-1989--Travel--Brazil.
Scientific expeditions--Amazon River Region--History.
Scientific expeditions--Brazil--History.
Scientific expeditions--Guyana--History.