Use the excerpt to answer the question. Dear brother it is most dreadful the state the potatoes are in in... they are all tainted [poisoned] in the ground… it is the opinion of every one there will be no potatoes… in very short we are greatly afraid there will be a famine this year if the Lord does not do something for the people… letter dated November 24, 1845; Historical Society of Pennsylvania This letter was most likely written by someone from what location?