1885.] NEW YORK ACADEMY OF SCIENCES. 77 



Prof. Martin referred to the finding of cotton in the wrap- 

 pings of Peruvian mummies. 



President Kewberry remarked on the uses made of cotton 

 l)y the Moqui Indians of Arizona. 



Mr. G. F. Kunz exhibited a specimen of, and remarked on, 

 a large metallic meteorite, which fell in New Mexico some time 

 since. 



May 4th, 1885. 



Regular Business Meeting. 



The President, Dr. J. S. Newberry, in the chair. 



Thirty-five persons present. 



The Report of the Council was adopted, which recommended 

 elections as f oUow^s : 



Mr. R. F. Pearsall and Mr. Henry Edwards were elected 

 Resident Members. 



Mr. Haskell exhibited and remarked on specimens of white 

 talc from near Gouvernem-, St. Lawrence Co., N. Y., and its 

 use in paper weighing. The bed is from six to thirteen feet 

 in thickness, and a shaft has been sunk on it to a depth of nine- 

 ty feet. He also exhibited specimens of amber colored mica 

 from tlie same neighborhood. 



Mr, CHrrTENDEN remarked on the very general use of mineral 

 matters in paper manufacture and the difficulty of obtaining 

 non-weighted paper. Dr. Julien remarked on the association of 

 talc, serpentine and tremolitic minerals. 



Dr. a. H. Elliot then read a paper on 



BUILDING stones USED IN NEW YORK CITY. IL— LIMESTONES. 



(Illustrated with specimens and analyses.) 

 The subject was discussed l)y Dr. Julien and the President. 



