A very interesting course of three lectures is to be given under the auspices of the Harvard Finance Club. These lectures will be open to the public, and they should be largely attended. The first will be given in Sever 11, at 7.30 o'clock by Mr. John Knox; the subject of the lecture is United States On Monday evening, April 22, Mr. John C. Soley will speak at the same place and hour, on "The Isthmian Canal." The last lecture will be given in Sanders Theatre on Monday, April 28, at eight o'clock, by Judge Thomas M. Cooley. Judge Cooley will speak on "The Requirement of Impartiality and Uniformity in Railroad Service.