The Wheeling Intelligencer gives an ac-count of a certain contractor on two railroads who lately absconded after receiving the payment of $6,000 on estimates of his work. He had two gangs of workmen whom he left unpaid for more than a month's work. This was a very wicked act; the money would have done these poor workmen much good, in providing something for winter, for which they had no doubt intended it. A railroad convention was held at Houston on the 11th ult., at which spirited resolutions were passed, recommending the State to engage vigrously in constructing them