REMOVE

1. Fortification
2. Pensacola Bay (Fla.)
3. Escambia

WHAT

1. Harbors (1)
2. Pensacola (Fla.) (1)
3. Santa Rosa Island (Fla.) (1)

WHERE

1. Florida (2)
2. North America (2)
3. Pensacola (2)
4. Pensacola Bay (2)

WHO

1. Frank Leslie (1)
2. Thomas Jefferys (1)

WHEN

1. 1763 (1)
2. 1861 (1)
3. February 9, 1861 (1)