Columbia subject headings:
Authors' spouses--Germany--Diaries.
Authors, Low German--19th century--Biography.
Groth, Doris, 1830-1878--Diaries.
Groth, Klaus, 1819-1899--Marriage.
Harvard subject headings:
Authors' spouses--Germany--Diaries.
Authors, Low German--19th century--Biography.
Groth, Doris, 1830-1878--Diaries.
Groth, Klaus, 1819-1899--Biography--Marriage.
Groth, Klaus, 1819-1899--Marriage.
Wives--Germany--Diaries.
Princeton subject headings:
Groth, Doris, 1830-1878--Diaries.
Groth, Klaus, 1819-1899.