1 | | DuPont izstrādā jaunu sintētisko materiālu - neilonu | 26.10.1938 | lv, ru | 2 | | Rīgas pilsēta noslēdz līgumu par elektriskā tramvaja būvi Aleksandra ielā | 10.05.1900 | lv |
3 | | Samuel Colt sold his first revolver pistol to the US government | 04.01.1847 | en, lv |
4 | | Briton Edwin Budding signed an agreement for his new invention, the lawn mower, to go into production | 18.05.1830 | en, lv |