General Plan of Fort Jefferson, Dry Tortugas   Publication Date:   1870-01 Creator:   G. W. Popp ( Designer ) Subjects.Display:   Florida--Fort Jefferson Fortifications -- Designs and plans Source Institution:   Florida International University [1870-01] General Plan of Fort Jefferson, Dry Tortugas	General Plan of Fort Jefferson, Dry Tortugas   Publication Date:   1870-07-06 Creator:   G. W. Popp ( Designer ) Subjects.Display:   Florida--Fort Jefferson Fortifications -- Designs and plans Source Institution:   Florida International University [1870-07-06] General Plan of Fort Jefferson, Dry Tortugas