Some ot the southern papers state that Col. Porter, the inventor of the Porter fire-arm, has sold one-half of his patent to Governor J. C. Jones, of Tennessee, for $70,000. This falls just $100,000 short of the truth—he sold one-half for $170,000.— [Washington Union. Col. Porter may consider himself a fortunate man. Inventors sometimes do strike a gold vein, a large number of them to our knowledge have become quite wealthy. There are good prospects yet in store for inventors, we believe.