CHAPTER XII. THE CULEBRA CUT 201

The Great Problem of the Slides--The Physical Characteristics of the Slide--Some Peculiar Features of the Slides--The Explosive Experience of Miguel--The Gorgeous Coloring of Culebra--The Perilous Passage of Culebra Cut--The almost Human Work of the Steam Shovel--The Work of the Steam Shovellers--The almost Indispensable Track Shifter--The Industrious Ants of Panama--The End of the Canal at Balboa.