To the rescue! Pennsylvania invaded! : A meeting for the purpose of organizing a company of state guards to protect the state from the invasion of rebel hordes, now swarming the banks of the Potomac, will be held at the hotel of Elias Shive, Turk's Head, on Wednesday evening, Sept'r 10. Turn out in your strength! And drive the invaders from your soil! Speakers will be present to address the meeting. / The committee. September 9, 1862.