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118 the system; this short-circuiting is ar- ranged for automatically every time the control gear is operated. It is possible, by the way, to obtain a speed intermediate between "two" and three' of 2/0 RP; M.; but for «sim- plicity reference to it was omitted. Briefly, the continuous-current exciter would be connected to two only of the In Behalt HAT has been termed a revo- 'lution in the sentiment of the Sauth towards the restora- tion of the American flag to the high seas, has taken place in the Gulf states as a result of the conven- THE Marine REVIEW slip rings (G) of the transformer gen- erator instead of the slip rings of the three-phase alternator. The flux in the member (H) then becomes a fixed one, and the transformer generator then simply runs as an ordinary 12-pole al- ternator generating current at three times the periodicity of our original four-pole alternator. semblies. Several speakers of interna- tional note were present and delivered stirring addresses. Chief among these speakers was Col. John Temple Graves, of New York, late of Atlanta, who is the editor-in- March, 1919 sf As has already been explained, a fe. versal of the direction of rotation of the magnetic flux can be produced at any time by reversing two of the phases, and this can be done in exactly the same way to the connections of the squirrel-cage motor. The effect will be that on any of the four speeds a reverse drive can be obtained. of Our Merchant Marine The first speech of the convention was delivered by President Philip Wer- lein, of the Progressive Union, at the morning session on Monday. It was of an introductory nature and at its con- clusion he presented Hon. Samuel Ad- New Orteans CoNVENTION IN BEHALF OF AMERICAN SHIPPING. Elwell. Bottom row, reading from right to left--Congressman Andrew J. Barchfeld, Capt. Thomas Woodward, of New Orleans, Hon. James L. Second row--Hon. James T. McCleary, Hon, P. Wight, of Louisiana, Hon. Louis P. Bryant, Hon. Peter S. Lawton, vice preside the Merchant Marine League of Louisiana; Hon. C. H. Ellis, president New Orleans Board of Trade; Hon. S. A. Trufant, president erc Marine League of Louisiana. tion held at the Progressive Union hall here, Feb. 14 and 15. The convention consisted of delegates from the com- mercial bodies of the leading ports of: the South, there being present business men from almost every port from Cor- pus Christi, Texas, to Jacksonville, Fla. The principal sessions took place in the afternoons of the two days, the morn- ings being devoted to committee work and preparation for the afternoon as- chief of the New York American. He showed how vitally important it was to secure an auxiliary to our navy and said that he believed that there was not an American who did not believe that our navy should be strongly re-inforced from the merchant marine. He believed the best thing to do was to pass the Humphrey bill as an emergency measure so that the crying need for a merchant marine might be met with the least delay. ams Trufant, president of the Merchant Marine League of Louisiana, as the tem- porary chairman of the meeting. Mr. Werlein in his remarks dwelt upon the necessity of party reform in the South. He said that there was no question of such vital importance before the country as the auxiliary navy. The South had erred persistently, he declared, in mak- ing this question a partisan matter. Mr. Werlein predicted that trade relations