Memory Inventors and inventionsVersion en ligne Review activity par Gina Galera Alexander Fleming 1928 Nikola Tesla, Thomas Alva Edison Mesopotamian people 4200-4000 bc Charles Hull 1983 Edward Jenner 1796 Mesopotamia 3 bc Mayans 4 ad Humans in the Neolithic era IBM 1992 Nicholas Jacques-Conte 1795 Humans Around 100 000 years ago