Date: 1894
The United States t are the largest producers of natural ice in the world, and in some years 12,000,000 tons are gathered from the lakes and rivers, and especially from the Hudson.  The gathering in of the ice crop affords employment to " 12,000 men and boys, 1,000 horses, and 100 steam engines."  Much ice is exported from Boston, and Norway also is a country with a large ice trade.