Columbia subject headings:
Farmers--Germany--Oranienburg--Diaries.
Germany--History--1789-1900.
Germany--History--18th century.
Oranienburg (Germany)--Economic conditions.
Harvard subject headings:
Dairy farmers--Germany--Neuholland (Brandenburg)--Diaries.
Dairy farming--Germany--Neuholland (Brandenburg)--History--18th century--Sources.
Dairy farming--Germany--Neuholland (Brandenburg)--History--19th century--Sources.
Neuholland (Brandenburg, Germany)--History--Sources.
Princeton subject headings:
Brandenburg (Germany : State)--History--Sources.
Dairy farmers--Germany--Neuholland (Kreis Oranienburg)--Diaries.
German diaries--Germany--Neuholland (Kreis Oranienburg).
Neuholland (Germany : Kreis Oranienburg)--History--Sources.