The product is a single original 1956 linen postcard featuring the Hoover Dam and the Continental Highway crossing the dam. This postcard showcases the iconic dam in Nevada, United States, and is a collectible item from the Linen era. The postcard measures a standard size of 5.5 x 3.5 inches and was posted in 1956, making it a unique and historical piece for collectors interested in topographical postcards and US states, cities & towns theme.