Columbia subject headings:
Harvard subject headings:
Immigrants--United States--Social conditions
Jäger, Carl Samuel, 1797-1879--Travel.
Swiss--United States--Biography.
United States--Description and travel.
United States--Emigration and immigration--Biography.
United States--Social life and customs--19th century.
Princeton subject headings:
Jaeger family.
Jäger, Carl Samuel, 1797-1879--Travel--United States.
Switzerland--Biography.
United States--Description and travel.