The annexed engravings are views of an improvement in Spark Arresters, for locomotives, invented by V. P. and B. Kimball, of Water-town, N. Y., for which a patent was granted on the 5th of last ...

2 is a ver tical section. The same letters refer to like parts. The superiority of this spark arrester over most others, consists in placing a deflector, B, strengthened by braces, J J ...