Pedzisa mutsara unotevera: Frederick Knefler (Knoepfler Frigyes) akaberekerwa muArad, Hungary, mwanakomana waNathan Knoepfler, muJudha wokuHungary uye chiremba. Akanyoresa nababa vake mumauto echimurenga mukati me1848-49
Hondo yokusunungurwa yeHungary. Pashure pokunge masimba echimurenga akundwa, mhuri yose yaKnoepfler yakatizira kuUnited States, kutanga kuNew York, ipapo kuIndianapolis, Indiana. Somumwe wemhuri dzapakuvamba zvikurusa dzechiJudha dzakagara muIndianapolis, Dr. Knoepfler akanga ari mumwe wavatangi vapakuvamba veIndianapolis Hebrew Congregation.