The product is a set of 1961 Steamboats 1788-1957 American Heritage Picture History Cards manufactured by Milton Bradley. The cards provide a visual timeline of American steamboats from 1788 to 1957, showcasing significant events, people, and technology in the history of transportation. This collectible set offers a unique glimpse into the evolution of railroads in the United States during this period, making it a valuable addition for enthusiasts of transportation and steamboats.