Nancy59
By 1455 they had started to print books By 1796 they had given the first vaccination By 1800 they had made the first battery By 1895 they had discovered X-rays By 1903 they had to flown for the first time. By 1928 they had discovered penicillin By 1932 they had splited the atom By 1953 they had found the molecular structure od DNA By 1969 they had walked on the moon
By 1796 they had given the first vaccination
By 1800 they had made the first battery
By 1895 they had discovered X-rays
By 1903 they had to flown for the first time.
By 1928 they had discovered penicillin
By 1932 they had splited the atom
By 1953 they had found the molecular structure od DNA
By 1969 they had walked on the moon