Submitted by aua on 2021.01.24. - 03:03 vf_node_items title (item) field_cer_web field_cer_navbox UR-500 https://en.wikipedia.org/wiki/Universal_Rocket#UR-500http://www.astronautix.com/u/ur-500.htmlhttps://fas.org/nuke/guide/russia/icbm/ur-500.htmhttps://space.skyrocket.de/doc_lau_fam/proton.htmhttp://www.russianspaceweb.com/proton_history.htmlhttps://logout.hu/cikk/a_szovjet_orosz_urhajozas_multja_ii_resz/szovjet_tervek_a_holdra_es_azon_tulra.html fr_importance Select rating Give http://www.russianspaceweb.com/proton_history.html 1/5 Give http://www.russianspaceweb.com/proton_history.html 2/5 Give http://www.russianspaceweb.com/proton_history.html 3/5 Give http://www.russianspaceweb.com/proton_history.html 4/5 Give http://www.russianspaceweb.com/proton_history.html 5/5 Cancel rating No votes yet