The new Constitution is so very popular in the states of Massachusetts and Maryland, a gentleman informs us, that Mr. Geary has been burnt in effigy in Massachusetts, and when Col. Mason arrived at Alexandria, on his way home, the Corporation waited on him, with an intimation, that, although they entertained the highest sense of his amiable character, yet such party spirit prevailed amongst the people that they could not protect him, and advised his speedy departure from that place.