Miscellaneous Intelligence. 309 



Ellen H. Richards: Some points in the use of depths of color as a measure 

 of chemical contents. The action of organic acids upon the mineral constituents 

 of soils, or some compounds of iron with organic acids. Corrosion of metals by 

 water. The meaning of the term "oxygen consumed" in the report of a water 

 analysis. 



Erwin E. Kwell : A new form of laboratory condenser, A method of 

 manipulation for the colorimetric determination of ammoniacal nitrous and nitric 

 nitrogen in bacterial culture. 



P. C. Phillips: A new method for the determination of sulphur in white iron. 



B. A. DE ScHWEiNiTz: The necessity of animal experimentation in the study 

 of bio-chemistry. 



Y. K. Chestnut : Andromedotoxin, the poisonous constituent of the Ericaceae 

 and its relation to some food products. 



Louis Kahlenberg and R. H. True : The toxic action of dissolved salts and 

 their electrolvtic dissociation. 



W. P. Mason: Well water. 



E. A. DB ScHWEiNiTz: Yaluc and use of formaldehyde as a disinfectant. 



L. W. Andrews: Should the practice of embalming the dead be restricted by 

 law? 



E. Gr. Smith: Observations on the sanitary nature of the Mississippi river 

 water at different seasons. 



H. W. Wiley: A modified form of the ebullioscope. 



C. B. Dudley: Some applications of chemistry to railroads. 



A. R. Leeds: Recent developments in the purification and filtration of water. 

 C. Phillips: Some properties and uses of natural gas. A new method for the 

 determination of sulphur in white iron, 



Karl Langenbeck: The chemical problems of the pottery industry. 



W. C. Stubbs: Sugar-making at the present day. 



H. H. Nicholson: Some by-products of the sugar industry. 



C. E, Mabery: Composition of American petroleum. 

 H. A. Weber: Use of coal tar colors in foods. 



E. W. Hilgard: Some points in the composition of California wines. 

 Erwin E. Ewell : The alkaloids of Anhelonium leioinii (Mescal buttons). 

 L. L. Van Slyke: The work of the agricultural chemists of A.merica. 



S. M. Babcock and H. L. Russell: Conditions affecting the normal viscosity 

 of milk. On the restoration of the viscosity of Pasteurized milk and cream. 

 S. M. Babcock: A method of measuring the ripening of cheese. 



Section D. Mechanical Science and Engineering . 



Wm. a. Rogers: On the conversion of an ordinary planer into an apparatus 

 for precise graduations. 



J. H. Kinealy : The friction of the water in the pipes of a hot water heating 

 system. 



D. S. Jacobus: Apparatus for exhibiting the distribution of moisture in a 

 steam main. Yalues of heat of combustion of various gases per cubic foot for use 

 in calculating the heating power from the analysis of a gas. 



Malverd a. Howe: A new testing machine for beams and framed structures 

 (capacity 50 tons). 



Thomas Gray: On the yield point of steel. 



W. S. Aldrich : National endowment of engineering research. 



R. H. Richards: The cycle of the plunger-jig. 



J, B. Johnson: Some results of the United States timber tests. 



Olin H. Landreth : Irrigation for the Eastern United States. 



0. ChanUte : Soaring flight. 



M. B. Cooley: The performance of small steam pumps. 



Section B. Geology and Geography. 



F. K. Mixer : The discovery of a new fish fauna, from the Devonian rocks of 

 Western New York. 



Warren Upham: The Cuyahoga preglacial gorge in Cleveland, Ohio. 

 ' James Hall- The operations of the Geological Survey of the State of New 

 York. 



