REMOVE

1. Nautical charts
2. Chart Map
3. Umpquah River

WHAT

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

WHERE

1. Delaware (1)
2. Maryland (1)
3. New Jersey (1)
4. 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)