71 



1896.] • ■*• [Dorcmus. 



Iowa City, la. ; Agricultural Experiment Stations — College 

 Park, Pa. ; Lexington, Ky. ; Columbia, Mo, ; Agricultural 

 College, Michigan ; Madison, Wis. ; Denver, Colo. ; Berkeley, 

 Cal. ; Institute Medico Nacional, Laminas, Mexico. 



Photograph for the Society's Album was received from Dr. 

 W. G. A. Bonwill, Philadelphia. 



The following death was announced : Hon. William Strong, 

 Washington, D. C, August 19, 1895. 



A paper was read on the " Identification of Colored Inks by 

 the Absorption Spectra," by Dr. C. A. Doreraus, of New York. 



Prof. Cope made some remarks on the figures of men and 

 animals on a tablet from Nippur, and expressed the opinion 

 that the men were of the pure white race and not mixed. 



Dr. Brinton followed, corroborating the views of Prof. Cope. 



Pending nominations 1346 and 1317, and new nominations 

 1348 to 1362, were read. On motion, the nominations of non- 

 residents were referred to Council. 



The Curators reported on the collections of coins and medals 

 formerly deposited with the Numismatic Society, but at present 

 deposited in the Pennsylvania Museum and School of Indus- 

 trial Art. All the articles had been accounted for with but 

 two exceptions. 



The report was received, and the Curators discharged from 

 further consideration of the subject. 



The rough minutes were then read, and the Society ad- 

 journed. 



The IdenUficatio7i of Colored Inks by their Absorption Spectra. 



By Charles A. Dor emus. 



From the committee appointed by the Society to investigate the various 

 methods for the examination of documerits. 



(Read before the American Philosophical Society, April 10, 1896.) 



The substitution of aniline dyes for other coloring matters in the pre- 

 paration of colored inks, especially red, necessitates the adoption of means 

 for their recognition. 



