April 3. Dr. Sherwin Gibbons of Lexington, Mass., a member of the patriotic celebration committee for the battle anniversary on the 19th inst., writes to the Society that Christopher S. Ryan of Lexington has been appointed a special committee to receive the members of our Society on their arrival in town that day. April 10. Hon. William A. M. Mack, of the Society, is to-day reëlected mayor of Elizabeth, N. J. April 12. The city council of New Bedford, Mass., this evening, reëlected two of our members to official positions, viz.: City auditor, Charles J. McGurk; inspector of buildings, Edmund O’Keefe. April 16. Thomas Carroll, Peabody, Mass., a member of the Society, reads a paper before the Essex Institute of Salem, Mass., on “Bands and Band Music in Salem.” In his paper he mentions the great musician, Patrick Sarsfield Gilmore, who, in December, 1854, was elected leader of a Salem band, taking the position in 1855. He also mentions William Carroll and James Byrne, two other band leaders in Salem, and alludes to the “Jackson Musketeers, of Lowell, commanded by Capt. Patrick H. Proctor.” April 19. The Society observed the anniversary of the Battle of Lexington, Concord, and Cambridge, Mass., by a visit to Lexington, where it deposited a laurel wreath to the memory of the patriots who fell, April 19, 1775. April 19. In the evening succeeding the event just mentioned, the Society held a banquet at the Hotel Bellevue, Boston. Among the guests were President Capen of Tufts College and President Hall of Clark University, Mass. Each made an address. April 19. At the banquet of the Society at the Hotel Bellevue, Boston, this evening, Thomas F. O’Malley of Somerville, Mass., read an historical paper on “Hugh Cargill,” an Irishman of Concord, Mass., who participated in the battle of April 19, 1775. April 22. M. le Comte Margerin de Cremont, Paris, France, writes to Secretary T. H. Murray. M. de Cremont is president of the Association Artistique et Litteraire de Saint-Patrice, of Paris. He presents his regards to our Society. May. Hon. James F. Brennan, Peterborough, N. H., state vice-president of the Society, has a paper in this month’s issue of the _Granite Monthly_ on the “Peterborough Town Library.” The paper is illustrated and of great interest and value. May 3. Letter of inquiry written to Secretary Murray, by Dr. John B. Cosgrove of Worcester, Mass. He seeks information relative to the Irish Bacons who settled at Dedham, Mass., in 1640.