REMOVE

1. Geology
2. Atlas Map
3. Physical
4. View
5. Regional Atlas
6. 1879

WHAT

1. Ephemera (1)
2. Pamphlet (1)
3. Pictorial map (1)

WHERE

1. Illinois (1)
2. Indiana (1)
3. Iowa (1)
4. Ohio (1)

WHO

1. United Air Lines (1)
2. White, Ruth Taylor (1)

WHEN

1. 1939 (1)