membrane-type manometer (1849, system schaeffer), wood engraving, published in 1877 - 影像的年代 幅插畫檔、美工圖案、卡通及圖標
railway station in philadelphia, wood engraving, published in 1880 - 影像的年代 幅插畫檔、美工圖案、卡通及圖標費城 - 賓夕凡尼亞州, 歷史, 運輸
maximilien de robespierre, (1758-1794), french lawyer and politician, published 1851 - 影像的年代 幅插畫檔、美工圖案、卡通及圖標
contact electrification by alessandro volta, wood engraving, published in 1880 - 影像的年代 幅插畫檔、美工圖案、卡通及圖標