Within Arm's Reach Multi-Cache

On December 19, 1777, General George Washington led the Continental Army into Valley Forge for a 6-month encampment. This area was important for several reasons: its' location due to the close proximity to Philadelphia, the safety the geography provided to prevent a British ambush, and ultimately where the army would become unified.

To find GZ, go to the posted coordinates to find the answers to the following...(Paragraph, Line, Word)

N 40 AB.CDE
W075 FG.HIJ

 A = How many times Martha Washington is mentioned?

B = (1, 12, 2)

C = (2, 10, 3)

D = (2, 9, 3)

E = (1, 8, 3)

F = How many days did it take to march to Philadelphia + 1

G = (1, 11, 8)

H = (2, 3, 2)

I = (2, 10, 5)

J = (1, 7, 8)