Ornithologist in the Division of Birds of the U. S. National Museum during the time covered by these letters, he wrote to Witmer Stone, as curator of the Academy's birds, concerning ornithology, its personalities, its literature, collections, interchange of courtesies between the two institutions and the various aspects supervised by the American Ornithologists' Union. The letters are signed by Richmond and in very few cases is there a copy of Stone's answer, or inquiry.