Art, XUL—On Numerical Relations eaisting between the Hyuive 
lent Numbers of Elementary Bodies; by M. Cargy Lea, Phile 
delphia. Part I. 6 
(1 
the second and third, 47. Lithium, sodium and potassium have 
the numbers 6-95, 28, 89°2; difference of first and second terils 
16-05, of second and third, 16:20. Calcium, strontium and bie : 
ew of the so-called elements present more directly marked 
analogies than nitrogen, phosphorus, arsenic and antimony; ant | 
the very interesting discoveries of Cahours and Hofmann F 
* Kopp u. Will, Jabresbericht fur 1857. 
