flightless birds (struthionidae), hand-colored chromolithograph, published in 1882 - 雙垂鶴鴕 幅插畫檔、美工圖案、卡通及圖標
flightless birds: southern cassowary and ostrich, chromolithograph, published ca. 1898 - 雙垂鶴鴕 幅插畫檔、美工圖案、卡通及圖標非洲鴕鳥