ACADEMY OF SCIENCES. 267 



Regular Meeting, October Ttii, 1872. 

 President in the Chair. 



Twenty-nine members present. 



F. Oppenheim, H. L. Breed, WilHam Meyer, Peter Donahue 

 and J. C. Wihnerding were elected life members ; and W. P. 

 Prichard, T. J. Edmondson, W. H. Rulofson, L. H. Bonestell and 

 Harry Andrews were elected resident members. 



Donations to Library : Collections of the State Historical Society 

 of Wisconsin, 1869-72. Proceedings of Acad. Nat. Sci., of 

 Phila., Jan., Feb., Mar., Apl., 1872. Lecture Notes on Physics 

 by Alfred Meyer. Eng. and Min. Jour. Am. Chemist, Aug., 

 1872. Two large framed photographs of Prof. Agassiz, from C. E. 

 Watkins, (with autograph attached). 



Donations to the Museum : Specimen of Carbonate of Magnesia, 

 from California, also specimen of Itacolumite from North Carolina, 

 by Mr, Hanks. Specimen of Molybdate of Lead, (Wolfanite) 

 from the Empire Mine, Lucien Mining District, Utah Territory, 

 by Knapp and Stevens. Specimens of raw silk from Japan, by 

 Benjamin Smith. Six specimens of Argentiferous galena from the 

 White Shiloh Mine, Battle Mountain District, Nevada, by John 0. 

 Earl. Mr. Dall presented a piece of cocoa-nut shell and husk, 

 picked up on the north side of the Island of Unalashka. Specimens 

 of pestiferous Insects, discovered in Sonoma County, from W. A. 

 Woodward. Specimen of a fossil tooth and vertebrge of Ulephas, 

 found near Rio Vista, in this State, were exhibited by Dr. Hewston. 



John Hewston, Jr., in behalf of W. M. Lent, presented to 

 the Academy, for examination, a number of glass jars containing 

 gravel, earth, iron ore, pebbles, etc.,. from the so-called diamond 

 fields of Arizona. Upon inspection, small rubies were found in the 

 finer earth. 



Dr. Blake exhibited the cast of a large Ammonite, from the 

 foothills near Folsom. 



Mr. Hanks submitted, for inspection, the model of a rough 

 diamond, from the Diamond Cutting Works, at Amsterdam. 



