All Subjects
- Ice skating--Washington (D.C.)--1900-1940. (3)
- Ice skating--Washington (D.C.)--1910-1920.
- Ice skating. (4)
- Ice--New York (State)--New York--1910-1920.
- Ice.
- Ichihashi, Yamato.
- Imbrie, Katherine,--1883-1968. (2)
- Imbrie, Robert Whitney,--1884-1924--Family. (2)
- Immigrants--Ellis Island (N.J. and N.Y.)--1900-1940.
- Immigrants--Italian--New Jersey--Newark--1920-1930.
- Immigrants--Michigan--Detroit--1900-1940.
- Immigrants--United States--1910-1940. (3)
- Immigration stations--Ellis Island (N.J. and N.Y.)--1900-1940. (2)
- Impersonation--1920-1930.
- Inaugurations--Washington (D.C.)--1920-1930. (2)
- Income taxes--1900-1940.
- India. (2)
- Indians of North America--1870-1890. (2)
- Indians of North America--1900-1920.
- Indians of North America--1900-1940. (3)
- Indians of North America--1910-1920.
- Indians of North America--Arts & crafts--1900-1940.
- Indians of North America--Arts & crafts--Arizona--Keams Canyon--1890-1900.
- Indians of North America--Clothing & dress--1860-1880.
- Indians of North America--Clothing & dress--1880-1910.
- Indians of North America--Clothing & dress--1900-1940.
- Indians of North America--Clothing & dress--1920-1930. (3)
- Indians of North America--Clothing & dress--Washington (D.C.)--1920-1930.
- Indians of North America--Clothing & dress--Washington, (D.C.)--1920-1930.
- Indians of North America--Dance--Arizona--1890-1910.
- Indians of North America--Dance--Washington (D.C.)--1920-1930.
- Indians of North America--Dwellings--Colorado--Rocky Mountain National Park.
- Indians of North America--Education--1900-1940.
- Indians of North America--Education--Iowa--Toledo--1900-1940.
- Indians of North America--Education--North Dakota--Bismarck--1900-1940.
- Indians of North America--Education--South Dakota--Flandreau--1900-1940.
- Indians of North America--Employment--Arizona--1900-1940.
- Indians of North America--Employment--Arizona--Salt River--1900-1940. (2)
- Indians of North America--Employment--New Mexico--1900-1940.
- Indians of North America--Government relations--1920-1930. (4)
- Indians of North America--Iowa--Toledo--Children--1900-1940.
- Indians of North America--Music--1920-1930.
- Indians of North America--North Dakota--Bismarck--Women--1900-1940.
- Indians of North America--Oklahoma--Government relations--1900-1940.
- Indians of North America--Oklahoma--Government relations--1920-1930. (2)
- Indians of North America--Spiritual life--Arizona--1890-1910.
- Indians of North America--Spiritual life--Washington (D.C.)--1920-1930.
- Indians of North America--Structures--1880-1910.
- Indians of North America--Structures--Arizona--Oraibi--1890-1940.
- Indians of North America--Structures--Washington (State)--1900-1940.
- Indigenous peoples. (4)
- Industrial facilities.
- Industry. (4)
- Infantry. (2)
- Infants--1920-1930. (2)
- Infants--Washington (D.C.)--1910-1930.
- Infants. (8)
- Influenza--Washington (D.C.)--1910-1920.
- Influenza. (2)
- Initiation rites--Washington (D.C.)--1920-1930.
- Insurance companies.
- Interchurch World Movement of North America.
- Interiors--Washington (D.C.)--1900-1940. (17)
- Interiors--Washington (D.C.)--1910-1930. (2)
- Interiors--Washington (D.C.)--1920-1930. (10)
- Interiors--Washington (D.C.)--1920. (5)
- Interiors.
- International Congress of Working Women--People--Washington (D.C.)--1910-1920.
- International Congress of Working Women. (2)
- International economic assistance--American--Germany--1910-1930.
- International Labour Organisation.
- International Labour Organization. (5)
- International organizations. (5)
- International relations--Washington (D.C.)--1920-1930.
- International relations.
- Investment Bankers Association of America--People--Washington (D.C.)--1920-1930. (2)
- Ireland, M. W.--(Merritte Weber),--1867-1952. (2)
- Ireland--History--War of Independence, 1919-1921. (7)
- Irish wolfhounds. (3)
- Irish. (9)
- Italian Americans--Education--New Jersey--Newark--1920-1930.
- Italians. (6)
- Italy--Florence. (4)
- Italy--Rome. (10)
- Italy--St. Paolo.
