already existing between these museums, encourage and stimulate the interest of Members, and serve to increase scientific knowledge. Among the special lectures and meetings to which Members were invited, mention may be made of the following: The Spring Course of Lectures to Members included: "With the Big Game Animals of the Yellowstone," by Norman McClintock; "Tahiti and the Islands of the South Seas," by Henry E. Crampton; "The Story of Lectures to Members Our Furs," by Frederic A. Lucas; and "Big Game Hunting in Mongolia," by Roy C. Andrews. The Autumn Course was as follows: "With John Burroughs in His Favorite Haunts," by G. Clyde Fisher; "Hawaii and Its Volcanoes," by Edmund Otis Hovey; "The Bird Islands of Peru," by Robert Cushman Murphy; and "Chile and the Fuegian Archipelago," by Charles W. Furlong. Lectures to The Spring Course for the Children of Members included: "Song Birds as Good Citizens," by William L. Finley. The lecture which was to have been given by Mr. Ernest Thompson Seton on "Woodland Tales and Indian Stories" was not given owing to the illness of Mr. Seton. In its place, some new stories about Buster Bear, Reddy Fox, Johnny Chuck and Peter Rabbit were given by Mr. Thornton W. Burgess. The other lectures were: "The Great Bird Colonies of Peru," by Robert Cushman Murphy, and "Our Animal Allies of the Great War," by Ernest Harold Baynes. The Autumn Course to the Children of Members included: "Some of My Mascots," by Ernest Harold Baynes; "Folk-Lore of Our New England Indians," by Mabel F. Knight; "Our Feathered Neighbors," by Frank M. Chapman; and "Making Friends with the Wild," by Clinton G. Abbott. The twenty-fifth anniversary of the American Scenic and Historic Preservation Society was celebrated at the Museum on January 13, at which time several addresses were made. The Aeronautical Society of America, in conjunction with The American Museum of Natural History, held a special meeting devoted to the subject of Aerial Photography in Peace and War, in the auditorium of the Museum on March 25, at which several addresses were made, illustrated by motion pictures, lantern slides and instruments. Special In Conservation Week, the following lectures were given in our auditorium: April 8, "Own Your Home," by the Honorable Charles O'Connell Hennessey; April 9, "Gardening for Profit," by Mr. Van Evrie Kilpatrick; and April 10, "The School Lunch," by Dr. Gustave Straubenmüller. The American Museum of Natural History and the American Scenic and Historic Preservation Society gave a lecture on "The Proposed Roosevelt Park," by Mr. Herbert W. Gleason, in the auditorium on April 14. On May 3, at the Opening of the Popular Exhibit of the Wireless Telephone, Dr. Robert W. King gave a lecture on "Scientific Discovery and the Wireless Telephone." On May 27, under the auspices of the Music League of the People's Institute, a concert was given by the Children's Festival Chorus under the direction of Dr. Tali Esen Morgan. On May 28, a lecture was given by Mr. Robert C. Murphy, illustrated by films and slides, under the Explorers' Club, in coöperation with the Museum, on Peru. On October 6, exercises commemorating the hundredth anniversary of the birth of Andrew Haswell Green were held in the auditorium, under the auspices of the Andrew H. Green Memorial Committee, appointed by His Honor Mayor John F. Hylan, pursuant to a Resolution of the Board of Aldermen. Several addresses were made. Music was furnished (through the courtesy of Mr. E. F. Albee, of B. F. Keith's Theatre) by the B. F. Keith's Boys' Band and by Miss Grace Nelson. At the Annual Meeting of the National Association of Audubon Societies for the Protection of Wild Birds and Animals, on October 25, two addresses were made. On December 10, an evening of South American photographs and films was given by the Travel Department of the American Express Company. The pictures were explained by Mr. Albert K. Dawson. The Horticultural Society of New York held lectures in our auditorium on the Third Wednesday of January, February, March, April, October, November and December: January 21, "Pruning, Especially as Applied to Fruit Trees October 20, "How to Grow the Finest Dahlia Blooms," by November 17, "Garden Harmony and Succession in Plant- December 15, "Rock Gardens," by Richard Rothe. The number of new Members enrolled during 1920 was 661, of which 66 were Life Members. The loss through death and resignation was 314. There was a net gain of 347, and on December 31, 1920, the total membership was 5,556, divided into classes as follows: Status of |