XU. TABLE OF CONTENTS. 



CHAPTER II. — Principles or Design and Constefction. 



Continued. page 



Specific Gravity of Cable ... ... ... ... ... ... 76 



Types of Cable 81 



Shore Ends 84 



Air-space Cable ... ... ... ... ... ... ... 87 



Core Manufacture ... ... ... ... ... ... ... 89 



Core Tests in Factory ... ... ... ... ... ... 90 



Brass Taping of Core ... ... ... ... ... ... 90 



Core-serving Machine ... ... ... ... ... ... 91 



Sheathmg Machines 93, 104 



Welding of Sheathing Wires ... ... ... ... ... 97 



Outer-serving Machine ... ... ... ... ... ... 101 



Factory Tanks 103 



Joint Tests 105 



Lay of Sheathing Wires ... ... ... ... ... ... 107 



CHAPTER III. — The Laying op Submarinb Cables. 



Order of Shipping 109, 116 



Selection of Landing Place ... ... ... ... ... ... 109 



Distribution of Types Ill 



Stowing Cable in Ship's Tanks 112 



Order of Laying Cable ... ... ... ... ... ... 114 



CoUing in Tank 117 



Landing Shore End 119 



Lighter for Paying Out ... ... ... ... ... ... 120 



Landing Shore End from Ship 127 



Balloon Buoy 128 



Laying Main Cable ... ... ... ... ... ... ... 132 



Equipment of the " Dacia " ... ... ... ... ... 133 



Paying-out Brake 136 



Siemens Slack Indicator 139 



Cable-laying Ships 141 



Picking up Gear 148 



Dynamometer ... ... ... ... ... ... ... ... 149 



Atlantic Cables ... ... ... ... ... ... ... 151 



Tests during Laying ... ... ... ... ... ... ... 152 



Kelvin's Marine Galvanometer 161 



Buoy Operations 169 



Cable House and Landline 171 



Lightning Guards 177 



Final Tests 181 



CHAPTER IV.— The Cable Ship on Repairs. 



Speaking Apparatus 183 



Mirror Damping Devices ... ... ... ... ... ... 188 



The Mark Buoy 191 



Mushroom Anchor ... ... ... ... ... 192 



