Columbia subject headings:
Ashenfelter, Singleton, 1844-1906--Correspondence.
Carlisle (Pa.)--Biography.
College students--Pennsylvania--Carlisle--Social life and customs--19th century.
Dickinson College--Students--Biography.
Pennsylvania--History--Civil War, 1861-1865--Biography.
Harvard subject headings:
Ashenfelter, Singleton, 1844-1906--Correspondence.
Carlisle (Pa.)--Biography.
College students--Pennsylvania--Carlisle--Social life and customs--19th century.
Dickinson College--Students--Biography.
Pennsylvania--History--Civil War, 1861-1865--Biography.
Princeton subject headings:
Ashenfelter, Singleton, 1844-1906--Correspondence.
Carlisle (Pa.)--Biography.
College students--Pennsylvania--Carlisle--Social life and customs--19th century.
Dickinson College--Students--Biography.
Pennsylvania--History--Civil War, 1861-1865--Biography.