Francis Parkman,
A Half-Century of Conflict - Volume II
“ Barefoot and tattered, they toiled on with indomitable pluck and cheerfulness, doing the work which oxen could not do, with no comfort but their daily dram of New England rum, as they plodded through the marsh and over rocks, dragging the ponderous guns through fog and darkness. Their spirit could not save them from the effects of excessive fatigue and exposure. They were ravaged with diarra and fever, till fifteen hundred men were at one time on the sick-list, and at another, Pepperrell reported that of the four thousand only about twenty-one hundred were fit for duty. ”
