Pinzon
ALONZO, VINCENTE, YANEZ and MARTIN (brothers), Spanish navigators, who had commands in Columbus' first voyage, and by whose exertions mainly it was that a sufficient number of men were induced to risk name applied especially to tubes for the conveyance of water, gas, steam, and the like. Also a wind instrument of music, consisting of a tube of wood or metal. The tubes of an organ are called organ pipes or pipes.
Also, a running vein in a mine, having a rock root and sole, and called a pipe vein.
PIPE CLAY