Columbia subject headings:
Harvard subject headings:
Businesspeople--Ohio--Fremont--Biography.
Businesspeople--Switzerland--Biography.
Hirt, Kasper--Family.
Immigrants--Ohio--Fremont--Economic conditions--19th century.
Social integration--Ohio--Fremont.
Swiss--Ohio--Fremont--Economic conditions--19th century.
Princeton subject headings:
Businesspeople--Ohio--Fremont--Biography.
Businesspeople--Switzerland--Biography.
Hirt family.
Immigrants--Ohio--Fremont--Economic conditions--19th century.
Social integration--Ohio--Fremont.
Swiss--Ohio--Fremont--Economic conditions--19th century.