Miscellaneous Intelligence. 339 



Section C. Chemistry. 



G. Arcbbold : The albuminoids of maize. 



W. P. Mason : Post-mortem imbibition of arsenic. Effect of sedimentation 

 upon self-purification of running streams. The value of a water analysis. 



S. A. Lattihore : Presentation of samples from the salt mines of New York. 



G. Hinrichs : On the mechanical determination of the stereographic constitu- 

 tion of organic compounds. 



W. R. Orndorff : On the decomposition of acetone with concentrated sul- 

 furic acid. 



Laura 0. Talbott : Itacolumite from North Carolina. 



H. Carrington Bolton : A select bibliography of chemistry. 

 - A. Tuckerman: Notes on a bibliography of mineral waters. 



E. Hart : Copper sulfate as a material for standardizing solutions. 



W. A. Notes: An effective condenser for volatile liquids and for water 

 analysis. Di-etbyl-carbinamm and its conduct toward nitrous acid. 



A. B. Prescott : The iodomercurates of organic bases. 



M. Gomberg : Tn-methyl-xanthin and its derivatives. 



H. W. Wiley : Some points in connection with the composition of honey. A 

 method of polarimetric observation at low temperatures. 



C. P. Townsend : Note on the effect of fertilizers upon the juice of the sugar- 

 cane. 



E. A. de Schweinitz : The enzyms or soluble ferments of the hog-cholera 

 germ. 



E. Goldsmith : Catalytic influence of ammonia on amorphous substances to 

 induce crystallization. 



Section D. Mechanical Science and Engineering. 



J. B. Johnson : Extensometer for measuring distortion of specimens under 

 test (instrument exhibited). Peculiar visible strain in steel when tested in tension, 

 compression and cross-breaking. 



Fred. T. Gause : Relative economy of the single cylinder air-compressor 

 with cooling by a spray of water and the present economy of the compound 

 compressors at Qua de la Gare, Paris. 



A. M. Rosebrough : A new window ventilating appliance. 



Wai. A. Rogers: Investigation of a 21 1-1 feet precision screw. Exhibition 

 and description of combined yard and meter standard bar. 



R. S. Woodward : On the use of long steel-tapes in measuring base-line. 

 Report of U. S. C. and G. Survey. 



E. W. Bejiis : Results of municipal ownership of gas-works in the U. S. dur- 

 ing 1891. 



G. W. Hough : Description of a transmission dynamometer. 



J. B. Webb : Bending tests of timber. 



J. E. Denton : Method of measuring loss of power and drop of pressure be- 

 tween cylinders in multiple-cylinder engine. 



D. S. Jacobus: Measurements of total heats of combustion. Use of anemom- 

 eters for measuring velocity of air in mines. 



J. E. Denton and D. S. Jacobus: Steam economy of the engines of the 

 screw ferry boat " Bremen." 



DeVolson Wood : Negative specific beats. 



Section E. Geology cmd Geography. 



A. Hollick : Paleobotany of the yellow gravel at Bridgeton, N. J. 



G. P. Kunz : The mining, metallurgical, geological and mineralogical exhibits 

 to be shown at the World's Columbian Exposition 



J. Crawford : Cerro-Viejo and its cones of volcanic ejacta and extrusion in 

 Nicaragua. 



W. J. McGee: Pleistocene geography. Distributions of the LaFayette forma- 

 tion. 



W. Upham : Submarine valleys on continental slopes. 



E. D. Cope: Cenozoic beds of the staked plains of Texas. 



