gum elastic, and India-rubber, was first introduced into Europe in 1730, where it was regarded merely as a curiosity, useful for erasing pencil marks, but valueless for any practical use. Ships from South America brought it over as ballast, but it was not until ninety years after its first appearance in Europe that any effort was made to utilize it. About the year 1820 it began to be used in France in the manufacture of suspenders and garters, India-rubber threads being mixed with the materials used in weaving those articles. It was also used in blacking and varnish, and some years later, Mackintosh brought it into prominent notice by using it in his famous water-proof coats, which were made by spreading a layer of the gum between two pieces of cloth. The gum was thus protected from the air, and preserved from injury.
Up to this time, it was almost an unknown article in the United States, but in 1820 a pair of India-rubber shoes were exhibited in Boston. Even then they were regarded as merely a curiosity, and were covered with gilt