Columbia subject headings:
Harvard subject headings:
Artists--United States--Biography
California--Biography
Civil engineers--United States--Biography
Day, Sherman, 1806-1884
Day, Sherman, 1806-1884. Historical collections of the State of Pennsylvania.
Pennsylvania in art.
Princeton subject headings:
Artists--United States--Biography.
Day, Sherman, 1806-1884.
Pennsylvania--In art.
Pennsylvania--Pictorial works.