Extended measurements have been published of certain traits of soldiers, of school children and of the defective classes, more especially of their height, weight, eyesight and defects of body. Single tests of a psychological character have been made on school children and on groups of adults, and we have the many researches from our psychological laboratories giving the results of experiments on a few individuals. As jt is not our object to give a detailed historical sketch 1 of the statistics and experiments hitherto published it will suffice to refer espe-1 There have been at least four series of mental tests proposed In which methods have been discussed without the communication of results: ' Mental Tests and Measurements ':

and Friday, December 27th and 28th, 1900, in affiliation with the American Society of Naturalists. The President of the Association, Professor Joseph Jastrow, presided at the meeting, at the various sessions of which there were thirty members in attendance. Many of the members were present at the reception to the visiting societies on the evening of the 27th, as well as at the annual dinner on the 28th. The program of the philosophical section of the Association had been planned to extend through the morning of Saturday the 29th, but it was voted to hold an extra session on the afternoon of the 28th, instead of adjourning for the d^cussion before the Naturalists, which action allowed the Association to adjourn on Friday afternoon. The regular business meeting was held on the 27th, at which the following was transacted.

No abstract