REMOVE

1. Pennsylvania
2. Philadelphia (Pa.)
3. 1857

WHAT

1. Atlas Map (2)
2. National Atlas (2)

WHERE

1. Boston (Mass.) (1)
2. Massachusetts (1)
3. United States (1)

WHO

1. Colton, G.W. (1)
2. Edward Stanford (1)
3. J.H. Colton (1)
4. Johnston, Alexander Keith … (1)
5. Johnston, W. & A.K. (1)
6. Rogers, Henry Darwin (1)