1826.] observed in the Moon, 83 



part of the query might have been decided by observa- 

 out three or four days after opposition ; but the air was 



former 



tion about 



uniformly cloudy, and the moon quite invisible. 



The moon presents the same general aspect which it did to 

 the first telescopic observers ; yet from my own observations I 

 am convinced that if a number of astronomers would take sepa- 

 rate and small portions of the lunar disc, and observe the same 

 on every clear evening with large instruments, and make use of 

 high powers, as 500 or 600, that changes would be observed ; 

 from such observations, important conclusions may be derived, 

 some of which are pointed out by Hevelius in his Selenographia. 



P.S. June 10^ 8''; there remains a little blackness about the 

 spot c ; it is rather faint, of small extent, and nearly uniformly 

 diffused. J. B. Emmett. 



Article II. 



A New Catalogue of the Fall of Stones, Iron, Dust, and soft 

 Substances, dry or moist, in Chronological Order, By M. 

 E. F. F. Chladni.^ 



In this corrected and complete catalogue which M. Chladni 

 has sent me, the sign ? indicates those falls which this able 

 naturalist does not consider as perfectly verified. — (Ar.) 



Falls of Stones or Iron before the Commencement of the present 



Era. 



? 1478 years before our era in Crete ; the thunder-stone of 

 which Malchus speaks, and which was probably believed to 

 be a symbol of Cybele. Chronicle of Paros, 1. 18 and 19. 



(The shower of stones mentioned by Joshua was probably 

 nothing but hail.) 

 1200. — Stones preserved atOrchomenos. Pausanias, 

 ? 1168. — A mass of iron on Mount Ida, in Crete. Chronicle of 



Paros, \. 22, 

 ? 705 or 704. — The Ancyle, probably a mass of iron, nearly of 

 the same form as that of the Cape and of Agram. 

 Plutarch. 

 654, — Stones on Mount Albanus. Liv, i. 30. 

 644.-— In China. De Guignes. 

 465. — At iEgospotamus. Plutarch, Pliny, and others. A 



stone near Thebes. Scholiast on Pindar, 

 211. — In China. De Guignes, and General History of 



China. 

 205 or 206. — Ignited stones. Plutarch, Fab. Max, c. 2. 



, * From the Annales de Chiraie, 



g2 



