Whitcomb L. Judson Whitcomb L. Judson Whitcomb L. Judson (March 7, 1846 – December 7, 1909) was an American machine salesman, mechanical engineer and inventor. Judson invented the zipper in the 1890s. Judson was born in Chicago, Illinois. According to the 1860 census, he lived in Illinois, and served in the Union army. He enlisted in 1861 at Oneida, Illinois in the Forty-Second Illinois Cavalry. Judson attended Knox College in his hometown Galesburg, Illinois. He was found in Minneapolis, Minnesota, in 1886. In 1886 and 1887 the Minneapolis city directory identifies Judson as a "traveling agent" — a traveling salesman working probably for
Rail fastening system were replaced by bull head rails of a rounded 'I' or 'figure-8' appearance which still required a supporting chair. Eventually the flanged T rail became commonplace on all the world's railways, though differences in the fixing system still exist. A Golden Tie, also known as a Golden Spike or The Last Spike, may be used to symbolize the start or the completion of an endeavor. These are less often silver or another precious material. Historically, a ceremonial Golden Spike driven by Leland Stanford connected the rails of the First Transcontinental Railroad across the United States. The valuable rail fastening spike