Columbia subject headings:
Colorado--Biography.
Colorado--Social life and customs.
Pioneers--Colorado--Correspondence.
Wolcott, Charles A., 1870-1957--Correspondence.
Harvard subject headings:
Colorado--Biography.
Colorado--Social life and customs.
Pioneers--Colorado--Correspondence.
Wolcott, Charles A., 1870-1957--Correspondence.
Princeton subject headings:
Colorado--History--1876-1950--Sources.
Wolcott, Charles A., 1870-1957--Correspondence.