FACULTY PUBLICATIONS

Professors C. A. Proctor and A. Ames, Jr., are the authors of "Dioptrics of the Eye," which has been reprinted from the Journal ofthe Optical Society of America for January, 1921. Mr. Ames is also the author of "Systems of Color Standards," reprinted from the Journal of the Optical Society for March.

"The Legality of the Pacific Blockade," by Professor Albert H. Washburn has been reprinted from the January, March and May issues of the Columbia Law Review.

"On the Groups of Isomorphisms of a System of Abelian Groups of Order and Type (N. I, I, ..., I)" by Prof. Louis C. Mathewson appears in volume 42 of the American

Journal of Mathematics.

Professor R. H. Jordan is the author of "Nationality and School Progress," a study in Americanization, published by the Public School Publishing Co., Bloomington, Ill.

"From Worth to Abraham," and account of a tramping trip in the Green Mountains, by Charles J. Lyon, appears in the Vermonter, volume 26, number I.

Publication number 6 of the New England Trail Conference is entitled "Standards of Trail Construction and Maintenance, Logging Road Trails, the Naming of Trails, Trail Signs." Mr. Nathaniel L. Goodrich is one of the four authors of this pamphlet.