!86 Metallic Nature of Ochroit, &c. 



Wni. Bosville, Wm. Noble, and Charles Binuy, Esqrs. 

 has been such, that the subscriptions hitherto have been 

 sufficient to defray the expenses, without requesting addi- 

 tional aid from the present supporters ; yet, to accomplish 

 the objects of the institution to their full extent, it will be 

 requisite that fin-ther contributions be requested from the 

 public, and that the present subscribers particularly be re- 

 spectfully solicited to use their interest for that purpose. 

 The number inoculated since the last report amounts lo 



2337. 



Subscribers of ten guineas are Life Governors ; of two 

 guineas annually are Electors, and of one gumea annually 

 are Governors. 



All persons, with or without letters of recommendation, 

 are admitted for inoculation eveiy Tuesday and Friday, at 

 one o'clock. 



Subscriptions will be thankfullv received by Messrs. 

 Devavnes and Co. Pall Mall, and by Mr. Sancho, at the 

 Institution. 



Note — Provincial suhscrihcrs and'cnrrespondents are in- 

 -formed, that perypis<;i.on has been liberally granted by their 

 Lordships the Postmasters -general for letters to come and re- 

 turn postage free, provided they are addressed fo Mr. San- 

 cho, Secretary fo the Original Faccine Pock Institution, 

 Broad-street, Golden-square, and are sent tinder cover to 

 Francis Freeling, Esq. General Post Office, with this in- 

 dorsement — '' On the business of the Broad-street Vaccine 

 Institution." 



By order, William Sancho, Secretary, 



METALLIC NATURE OF OCHROIT. 



M. Gchlen, of Berlin, has received from Messrs. Hi - 

 singer and Berzelius, a memoir on the analysis of the 

 ochroit of Klaproth. 1 hey consider the new substance 

 contained in this fossil as a metallic oxide, and they give 

 to the metal the name of Cerium, from the planet Ceres. 

 They have, however, judged of the nature of it only from 

 the phainomena of the oxidation exhibited by the substance, 

 lor hitherto they have not been able to obtain it in a nieT 

 taliic slate. 



CHARACTERS OF PURE NICKEL. 



M. Richtcr is emploved in examining the nature of 

 /lickcl. In its state of purity, this metal is exceedingly 

 malleable ; it is also alnn)st as briiliaui as silver, and more 

 susceptible of attraction by the mngnet thau iron. He as.- 



scrts. 



