262 CARNEGIE INSTITUTION OF WASHINGTON. 



40 Castle, W. E., and Alexander Forbes. Octavo, 29 pages, 2 figures 



Heredity of Hair-length in Guinea-pigs, and its Bearing on the Theory of Fure 



Gametes. (Paper No. 5, Station for Experimental Evolution.) By W. E. 



Castle and Alexander Forbes. , .r ^ o. .• r 



The origin of a Polydactylous Race of Guinea-pigs. (Paper No. 6, btation for 



Exp^erimental Evolution.) By W. E. Castle. ^ ., ,, . 



50. Livingston, Burton E. The Relation of Desert Plants to Soil Moisture and to 



Evaporation. Octavo, 78 pages, 16 text figures. 

 51 Stevens, N. M. Studies on the Germ Cells of Aphids. Octavo, 28 pages, 4 plates. 

 52.' Davenport, C. B. Inheritance in Poultry. (Paper No. 7, Station for Experimental 



Evolution.) Octavo, v + 136 pages, 17 plates. 



53. MiJLLER, W. Max. Egyptological Researches: 



Vol. I. Results of a Journey in 1904. Quarto, 62 pages, 106 plates. 



Vol. 2. Results of a Journey in 1906. Quarto, v + 188 pages, 47 pis., 68_ figures. 



54. Willis, Bailey, Charles D. Walcott, and others. Research in China, in three 



volumes and atlas. 



Vol. I in two parts. 



Part I. Descriptive Topography and Geology; by BailEy Willis, Eliot Black- 

 welder, and R. H. Sargent. Quarto, pages xiv + 353 + xvi, plates i-Li, 65 

 text figures. n. „ , , , 



Part n. Petrography and Zoology; by Eliot BlackwElder. Syllabary for the 

 Transcription of Chinese Sounds; by Friedrich Hirth. Quarto, pages 

 VI + 355-528 + xvii-xxiv, plates lh-Lxiii (including 6 plates of birds colored 

 to life). 



Atlas. By BailEy Willis, Eliot Blackwelder, and R. H. Sargent. Folio. 42 

 maps and 21 other illustrations. 



Vol. 2. Systematic Geology. By BailEy Willis. Quarto, pp. v + 133 + v, 8 pis. 



Vol. 3. Paleontology. By Charles D. Walcott, Stuart Weller, and George H. 

 Girtv. Quarto. In preparation. 



55. Case, E. C. A Revision of the Pelycosauria of North America. Quarto, 176 pages, 



35 plates, 73 text figures. 



56. Richards, T. W., and G. S. Forbes. The Energy Changes Involved in the Dilution 



of Zinc and Cadmium Amalgams. Octavo, 68 pages, 10 figures. 



57. Washington, H. S. The Roman Comagmatic Region. Octavo, vi + 199 pages, 



3 text figures. 



58. Pearl, Raymond. Variation and Diflferentiation in Ceratophyllum. Octavo, 136 



pages, 2 plates, 26 text figures. 



59. DoRSEY, G. A. The Pawnee: Mythology (Part i). Octavo, 546 pages. 



60. (See Nos. 80, no, 130, 160.) Jones, Harry C, assisted by F. H. Getman, H. P. 



BassETT, L. McMaster, and H. S. UhlER. Hydrates in Aqueous Solution. 

 Octavo, VIII + 264 pages, 35 plates, 76 text figures. 



61. Richards, T. W., and G. E. Behr. The Electromotive Force of Iron under Vary- 



ing Conditions, and the Effect of Occluded Hydrogen. Octavo, 43 pages, 

 6 text figures. 



62. (See Nos. 40 and 96.) Barus, Carl. Condensation of Vapor as induced by Nuclei 



and by Ions. Octavo, x + 164 pages, 66 text figures. 



63. NoYES, Arthur A., assisted by W. D. Coolidge, A. C. Melcher, H. C. Cooper, 



YoGORO Kato, R. B. Sosman, G. W. Eastman, C. W. Kanolt, and W. Bott- 

 GER. The Electrical Conductivity of Aqueous Solutions. Octavo, vi + 352 

 pages, 20 text figures. 



64. Pearl, Raymond, and A. B. Clawson. Variation and Correlation in the Crayfish, 



with special reference to the Influence of Differentiation and Homology of 

 Parts. Octavo, 70 pages, 8 text figures. 



65. (See Nos. 35 and 97.) Coblentz, W. W. Investigations of Infra-red Spectra. III. 



Infra-red Transmission Spectra. IV. Infra-red Reflection Spectra. Octavo, 

 128 pages, 93 text figures. 



66. Goss, W. F. M. High Steam Pressures in Locomotive Service. Octavo, 144 pages, 



120 text figures, 12 plates. 



67. Banta, a. M. The Fauna of Mayfield's Cave. Octavo, 114 pages, 2 plates, 13 text 



figures. 



68. (See No. 18.) Morse, A. P. Further Researches on North American Acridiidae. 



Octavo, 54 pages, 10 plates, i text figure. 



69. Richards, T. W., assisted by Arthur Staehler, G. S. Forbes, Edward Mueller, 



and Grinnell Jones. Further Researches concerning Atomic Weights of 

 Potassium, Silver, Chlorine, Bromine, Nitrogen, and Sulphur. Octavo, 88 

 pages, 4 text figures. 



