VIII CONTENTS 



Numlber 24. 



Page 

 Art. XXXYI. — John Day Felidse in the Marsh Collection; 



by George F. Eaton, 425 



Art. XXXVII.— The Antimony Mines of Shin Chow, China; 



by G. D. Hubbard, , 453 



Art. XXXVIII. — A Tribolite retaining Color-Markings; by 



P. E. Raymond, 461 



Art. XXXIX. — On the Occurrence of Richthofenia in Japan ; 



by I. Hayasaka, . 465 



Art. XL. — On the Crystal Structure of Ammonium Chloride; 



by R. W. G. Wyckoff, 469 



Art. XLI. — The Alleged Variable Composition of Triple 



Chlorides Containing Silver and Gold; by H. L. Wells, 476 



Art. XLII. — The Structural and Stratigraphic Relations of 

 the Great Triassic Fault of Southern Connecticut; by 

 W. L. Russell, 483 



SCIENTIFIC INTELLIGENCE. 



Chemistry and Physics. — The Presence of Cobalt and Nickel in Vegetables, 

 Bertrand and Mokragnatz: Standard Methods of Chemical Analysis, 

 W. W. Scott, 498. — Outlines of Theoretical Chemistry, F. H. Getman: 

 The Formation of Colloids, T. Svedberg: Physikalische Chemie der Zelle 

 und der Gewebe, E. Hober, 499. — Spectral Determination of Temperature, 

 I. G. Priest: Vector Calculus, J. B. Shaw, 500. — The Origin of Spectra, 

 P. D. Foote and F. L. Mohler, 502. 



Geology and Mineralogy. — Pottsville Fauna of Ohio, H. Morningstar, 502. — 

 Earth and Star, an Hypothesis of Weather and Sunspots, E. Huntington 

 and S. S. Visher: Seventeenth Report of the Director of the New York 

 State Museum and Science Department, 503.— Sveriges Olenidskiffer, A. 

 H. Westergard: The Geology of the Broken Hill District, E. G. Andrews, 

 504. — Eclogites of Norway, P. Eskola, 505. — New Deposits of Radium in 

 Afrika: United States Geological Survey, P. S. Smith, 506. 



Miscellaneous Scientific intelligence. — National Academy of Science, 506. — 

 Nobel Prizes for 1921 and 1922, 507. 



Obituary, — J. Waterhouse: W. H. Wesley: C. M. Smith: L. A. Tchcjgaiev: 

 R. W. Wilson: C. W. Waggoner, 507. 



Index, 508. 



