ship workers laying keel of hms mars at laird brothers shipyard, birkenhead, history royal navy shipbuilding, 19th century - 龍骨 幅插畫檔、美工圖案、卡通及圖標
maritime history, sailing ship, main keel, false keel, keelson, stemson, gripe, vintage illustration, 19th century, victorian - 龍骨 幅插畫檔、美工圖案、卡通及圖標
black and white illustration of two shark tail fins, single-keeled tail of mako shark (isurus sp.), and double-keeled tail of porbeagle shark (lamna nasus) - 龍骨 幅插畫檔、美工圖案、卡通及圖標
construction drawings of different ship types — longitudinal sections, plans and cross-sections of an armored ship, gunboat, sailing vessel and yacht - 龍骨 幅插畫檔、美工圖案、卡通及圖標
workers at laird brothers shipyard, birkenhead building battleship hms mars, history royal navy shipbuilding, 19th century - 龍骨 幅插畫檔、美工圖案、卡通及圖標復古風格
express steamship kaiser friedrich standing in frames at the schichau shipyard in danzig — view into the exposed hull structure during construction - 龍骨 幅插畫檔、美工圖案、卡通及圖標
workers at laird brothers shipyard, birkenhead building battleship hms mars, history royal navy shipbuilding, 19th century - 龍骨 幅插畫檔、美工圖案、卡通及圖標
