The Submarine Torpedo Boat
Its Characteristics And Modern Development

CHAPTER II DEVELOPMENT OF THE PRESENT-DAY SUBMARINE , Although the inception of the submarine boat dates back to the seventeenth century, it has been only within the last fifteen years that any systematic or practical development was begun. In fact in 1902 Lieutenant L. II. Chandler, U.S.N., in discussing tactical torpedo warfare before the Naval Institute at the United States Naval Academy said in closing his remarks, "The submarine has not yet developed Jar enough to be of any practical use in warfare, and is not yet ripe for consideration ” The rapid development then that has taken place between that time and the present day may be realized by the results shown in the present European conflict. ,The rapid advance during these last few years has been due to the systematic study given to the submarine both a military and an engineering standpoint by naval experts and authorities who have had experience in hand- naval officers who have gained experience in this particular held under actual service conditions. In 1893, the United States Navy Department when first contemplating the adoption of submarines to service requirements laid down a set of standards to which all submarines to be acceptable must conform These re quirements included, safety; controllability, submerged- surface speed; submerged speed; endurance, both on the 15