Columbia subject headings:
Engravers--Germany--Correspondence.
Merian, Matthaeus, 1593-1650--Correspondence.
Publishers and publishing--Germany--Correspondence.
Harvard subject headings:
Engravers--Germany--Correspondence.
Merian, Matthaeus, 1593-1650--Correspondence.
Publishers and publishing--Germany--Correspondence
Princeton subject headings:
Engravers--Germany--Correspondence.
Merian, Matthaeus, 1593-1650--Correspondence.
Publishers and publishing--Germany--Correspondence.