No. 11— THE MUSICAL INSTRUMENTS OF THE INCAS. By C. W. Mead, 

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No. 12.— THE COLLECTION OF FOSSIL VERTEBRATES. By W. I). Mat- 

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No. 13.— A GENERALjQUIDE TO THE AMERICAN MUSEUM OF NATURAL 

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No. 14.— BIRD'S NEST* AND EGGS. By Frank M. Chapman. Associate 

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No. 15.— PRIMITIVE ART. July, 1904. Price, 15 cents. 



No. 16.— THE INSECT-GALLS OF THE VICINITY OF NEW YORK CITY. 

 By William Beutkxmi : i.lkr. Curator of Entomology. October. 1904. 

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(Reprinted from The American Museum Journal.) 



No. 17.— THE FOSSIL CARNIVORES, MARSUPIALS, AND SMALL MAM- 

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No. 18.— THE MOUNTED SKELETON OF BRONTOSAURUS. By W. D. 

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No. 19.— THE REPTILES OF THE VICINITY OF NEW YORK CITY. By 

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No. 20.— THE BATRACHIANS OF THE VICINITY OF NEW YORK CITY. 

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No. 21.— THE DEVELOPMENT OF A MOLLUSK. By B. E. Dahlqren, 

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No. 22.— THE BIRDS OF THE VICINITY OF NEW YORK CITY. By Frank 

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No. 23.— THE SPONGE ALCOVE. By Roy W. Miner. Assistant Curator of 

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(Published as a separate series.) 



No. 24.— PERUVIAN MUMMIES. By Charles W. Mead. Department of Eth- 

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No. 25.— PIONEERS OF AMERICAN SCIENCE. Memorials of the naturalists 

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No. 26.— THE METEORITES IN THE FOYER OF THE AMERICAN MUSEUM 

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