Share This Article Sliced bread was first sold in this year. 1910 1928 1945 1900 1928. It had taken Otto Rohwedder 17 years to prefect his bread-slicing machine. On July 7, 1928, the Chillicothe Baking Company of Chillicothe, Missouri, sold the first loaf of sliced bread. It was perhaps the greatest thing ever.