for the harmony which prevailed between the special societies and the general association. In several cases the sections had charge of a general session in one half the day, and the affiliated societies of a meeting during the other half. Those sections of the association with which affiliated societies met were naturally the most largely attended. In regard to other questions, such as time and place of meeting, a certain amount of conflict of interests is bound to occur. It may be desirable and feasible for the association to hold two meetings annually, one during convocation week, primarily in the interests of scientific organization in America, another in the summer, somewhat more along the old lines familiar to our readers. These and other vexing questions of policy come up at Philadelphia, and were reported on by the committee on the policy of the association. This committee was empowered to exercise a general executive control of the preliminary arrangements for meetings and of the publications, and President R. S. Woodward, of the Carnegie Institution, was appointed as its permanent chairman, continuity and responsibility being thus insured. The national character of the association