Columbia subject headings:
Berlin-Brandenburgische Akademie der Wissenschaften--Periodicals.
Science--Germany--Periodicals.
Science--Periodicals.
Technology--Germany--Periodicals.
Technology--Periodicals.
Harvard subject headings:
Berlin-Brandenburgische Akademie der Wissenschaften--Periodicals.
Princeton subject headings:
Berlin-Brandenburgische Akademie der Wissenschaften--Periodicals.
Periodicals.
Science--Germany--Periodicals.
Science--Periodicals.
Technology--Germany--Periodicals.
Technology--Periodicals.