. "Holzer"@en . "Gustave" . "Gustavus Holzer" . . "1925" . . "1843" . "Gustave Holzer" . "http://www.wikidata.org/entity/Q6581097" . "Gustav Holzer"@en . "Gustav HOLZER" . . . . . "Gustavus" . "HOLZER" . . "Holzer, G. (Gustave)" . "Gustav"@en . "Gustave Holzer" . . .