Columbia subject headings:
Decken, Johann Friedrich von der, 1769-1840.
Generals--Germany--Prussia--Correspondence.
Scharnhorst, Gerhard Johann David von, 1755-1813.
Harvard subject headings:
Decken, Johann Friedrich von der, 1769-1840.
Generals--Germany--Prussia--Correspondence.
Scharnhorst, Gerhard Johann David von, 1755-1813--Correspondence.
Princeton subject headings:
Decken, Johann Friedrich von der, 1769-1840.
Generals--Germany--Prussia--Correspondence.
Scharnhorst, Gerhard Johann David von, 1755-1813.