REMOVE

1. Hillsborough Bay

WHAT

1. Hillsborough Bay (Fla.) (2)
2. Navigation (2)
3. Nautical chart (1)
4. Tampa Bay (Fla.) (1)
5. Topographic map (1)

WHERE

1. Florida (3)
2. North America (3)
3. United States (3)
4. Tampa Bay (2)

WHO

1. Army Map Service (1)
2. Benyaurd, William H.H. (1)
3. N.M. Black (1)
4. U.S. Coast and Geodetic S … (1)
5. U.S.G.P.O. (1)

WHEN

1. 1887 (1)
2. 1898 (1)
3. 1947 (1)