106 ANNUAL EEPORT SMITHSONIAN INSTITUTION, 1915. 



Small editions of the following papers, forming the general appen- 

 dix of the annual report for 1913, were issued in pamphlet form : 

 The earth and sun as magnets, by George E. Hale. 14 pp., 8 pis. (I'ubl. 



2278.) 

 The reaction of the planets upon the sun, by P. Puiseux. 16 pp. (Publ. 2270.) 



Recent progress in astrophysics, by C. G. Abbot. 20 pp., 3 pis. (Publ. 2280.) 



The earth's magnetism, by L. A. Bauer. 18 pp., 9 pis. (Publ. 2281.) 



Modern ideas on the end of the world, by Gustav Jaumann. 9 pp. (Publ, 



2282. ) 

 Recent developments in electromagnetism, by Eugene Bloch. 19 pp. (Publ. 



2283.) 

 Wireless transmission of energy, by Elihu Thomson. 18 pp. (Publ. 2284.) 

 Oil films on water and on mercury, by Henri Devaux. 13 pp., 7 pis. (Publ. 



2285.) 

 Water and volcanic activity, by Arthur L. Day and E. S. Shepherd. 31 pp., 31 



pis. (Publ. 2286.) 

 Ripple marks, by Ch. Epry. 11 pp., 10 pis. (Publ. 2287.) 

 Notes on the geological history of the walnuts and hickories, by Edward W. 



Berry. 13 pp. (Publ. 2288.) 

 The formation of leaf mold, by Frederick V. Coville. 11 pp. (Publ. 2289.) 

 The development of orchid cultivation and its bearing upon evolutionary 



theories, by J. Costantin. 14 pp. (Publ. 2290.) 

 The manufacture of nitrates from the atmosphere, by Ernest Kilburn Scott. 



26 pp., 3 pis. (Publ. 2291.) 

 The geologic history of China and its influence upon the Chinese people, by 



Eliot Blackwelder. 12 pp., 9 pis. (Publ. 2292.) 

 The problems of heredity, by E. Apert. 17 pp. (Publ. 2293.) 

 Habits of fiddler-crabs, by A. S. Pearse. 14 pp. (Publ. 2294.) 

 The abalones of California, by Charles L. Edwards. 10 pp., 10 pis. (Publ. 



2295.) 

 The value of birds to man, by James Buckland. 20 pp. (Publ. 2296.) 

 Experiments in feeding hummingbirds during seven summers, by Althea R. 



Sherman. 10 pp. (Publ. 2297.) 

 What the American Bird Banding Association has accomplished during 1912, 



by Howard H. Cleaves. 11 pp., 2 pis. (Publ. 2298.) 

 The whale fisheries of the world, by Charles Rabot. 9 pp., 3 pis. ( Publ. 2299. ) 

 The most ancient skeletal remains of man, by Ales Hrdlicka. 62 pp., 41 pis. 



(Pabl. 2300.) 

 The redistribution of mankind, by H. N. Dickson. 17 pp. (Publ. 2301.) 

 The earliest forms of human habitation, and their relation to the general 



development of civilization, by M. Hoernes. 8 pp. (Publ. 2302.) 

 Feudalism in Persia ; its origin, development, and present condition, by Jacques 



de Morgan. 28 pp. (Publ. 2303.) 

 Shintoism and its significance, by K. Kanokogi. 9 pp. ( Publ. 2304. ) 

 The Minoan and Mycenaean element in Hellenic life, by A. J. Evans. 21 pp., 3 



pis. (Publ. 2305.) 

 Flameless combustion, by Carleton Ellis. 14 pp., 1 pi. (Publ. 2306.) 

 Problems in smoke, fume, and dust abatement, by F. G. Cottrell. 33 pp., 37 



pis. (Publ. 2307.) 

 Twenty years' progress in marine construction, by Alexander Grade. 21 pp. 



(Publ. 2308.) 

 Creating a subterranean river and supplying a metropolis with mountain water, 

 by J. Bernard Walker and A. Russell Bond. 14 pp., 11 pis. (Publ. 2309.) 



