198 



Ephemerides Anno Virginei Partus, 1500. (No imprint.) 4to» 

 From the same. 



A Catalogue of tlie Subscription Library at Kingston upon Hull, esta- 

 blished in December, 1775. Liverpool, 1822. 8vo. — From the 

 same. 



By-laws of the Pennsylvania State Lunatic Hospital at Harrisburg, 

 W\\\\ the Acts of the Legislature establishing the same. Harris- 

 burg, 1851. 8vo. — From Charles B. Trego. 



The Medical News and Library. Vol. IX. No. 101. May, 1851, 

 Philadelphia. Svo. — From Blanchard 6^ Lea. 



United States Exploring Expedition, during the Years 1838, 1839, 

 1840, 1841, 1842, under the Command of Charles Wilkes, 

 U. S. N. Vol. XL Meteorology, by Charles Wilkes, U. S, N. 

 Philadelphia, 1851. 4to. — From the Author. 



The American Journal of Science and Arts. Second Series. No. 33. 

 May, 1851. New Haven. 8vo. — From Pi'ofs. Silliman and 

 Dana, Editors. 



Mr. Du Bois exhibited a number of specimens of metallic 

 currency, for the inspection of the members. 



1. Silver coin of the caliph, Haroun Alraschid, renowned in Ara- 

 bian history and romance. This well preserved and rare specimen 

 was lately presented to the Mint collection, by John P. Brown, Esq., 

 drogoman to the United States Embassy at Constantinople. It bears 

 no effigy of the caliph, or picture of any kind, owing to a rigid con- 

 struction, by the Mussulmans, of the second Mosaic commandment, 

 by which they abstain from "making the likeness of any thing," for 

 any purpose. Instead of such emblems, the coirt is covered on both 

 sides with Arabic inscriptions, chiefly texts from the Koran, with a 

 fanciful, dashing script, peculiar to the Mohammedan coins of that day. 

 On one side we read in the centre — " There is no God but one God, 

 to whom there is no Fellow." And around this — "In the name of 

 God, this dirhem was coined in the City of Peace (Bagdad), in the 

 year 188," that is, 803 of the Christian era. 



On the reverse, the central inscription reads — "Mohammed is the 

 messenger of God." Around this is the legend, "Mohammed is the 

 messenger of God, whom he sent as the director of the true religion, 

 that he might elevate it above all religions, however much the Asso- 

 ciators should be displeased by it." The term Associators was ap- 

 plied by Mahomed to the Christians, in respect tO' the doctrine of the 



