REMOVE

1. Boundaries
2. Pyramid Harbor
3. Alaska
4. Canada

WHAT

1. Atlas Map (1)
2. World Atlas (1)

WHERE

1. Arizona (1)
2. New Mexico (1)
3. United States (1)

WHO

1. Gamble, W.H. (1)
2. Mitchell, Samuel Augustus … (1)
3. S.A. Mitchell Jr. (1)
4. U.S.C.S. Dept. (1)
5. Williams, W. (1)

WHEN

1. 1868 (1)