40; and the provisions of § 12 for a continuance of those trusts, and the appointment of new trustees, are valid. Girard v. Philadelphia, 7 Wall. 1. Philadelphia v. Fox, 64 Penn. St. 169. Montpelier v. Fast Montpelier, 27 Vt. 704, and 29 Vt. 12.
10. Nor is the constitutionality of the act affected by the provisions of § 12 as to the Mystic Water Board of Charlestown, it being expressly declared that all contracts made and liabilities incurred by that board shall be assumed by the city of Boston. The transfer of property from one municipal corporation to another does not impair the obligation of those contracts.
11. The remaining objection is peculiar to the case of West Roxbury, and is, that the town meeting at which the act of annexation was accepted was presided over by a moderator, and not by the selectmen of the town. But we are of opinion that there is nothing, either in the general laws of the Commonwealth or in the special provisions of the act of annexation, which requires the selectmen to preside at the meeting.
By the Gen. Sts. c. 7, § 8, “ at town meetings for the election of national, state, district and county officers, the selectmen shall preside, and shall have all the powers which are vested in moderators.” At meetings for the choice of town officers, or for any . <fcher purpose, a moderator is required to be chosen. Gen. Sts. o. 18, §§ 25, 32. And by § 26, “ during the election of a moderator, the town clerk, if present, shall preside; if he is absent or there is no town clerk, the selectmen shall preside; and the town clerk and selectmen respectively shall, in such case, have the powers and perform the duties of a moderator.” This was ’not a meeting for the election of national, state, district or county officers, and therefore, so far as it is governed by the General Statutes, a moderator should be chosen, and the town clerk and selectmen could preside only when there was no moderator.
The St. of 1873, c. 314, § 10, provides that the meetings shall be called, notified and warned by the selectmen in the same manner as meetings for the election of town officers, and that the selectmen and town clerk shall make return of the ballots to the secretary of the Commonwealth. But it does not provide that the selectmen shall preside at the meeting. The provision that.