Ƙirƙirar wani nau'i mai mahimmanci na wannan jumla 10.75x58r harsashi da aka yi amfani da shi a Berdan ya kuma kirkiro Hiram Berdan, tare da taimakon Rasha Colonel Gorloff.
Tabbas, wani nau'i mai rikitarwa na jumla shine "Hiram Berdan ya kirkiro harsashi na 10.75x58r da aka yi amfani da shi a cikin Berdan kuma shine farkon amfani da Berdan mai amfani a cikin harsashi na kananan makamai. "