1064 



SECTION 20. MISCELLANEOUS. 



WEST GALLERY, UPPER FLOOR, ROOM ( o 



PORTRAITS AND RELICS. 



4572. Sir Isaac Newton. Portrait engraved by J. Outrim. 

 From the original drawing in the Pepysian Collection at Cam- 

 bridge. Robert James Mann, M.D. 



4572a. Photographic Copy of an early portrait of Galileo. t 



J. Norman Lockyer, F.R.S. 



BOOKS. 



4573. The Works of Van I&arum, and the three volumes 

 already issued of the Archives du Musee Teyler. 



Teyler Foundation, Haarlem. 



For illustration of the instruments that are shown, and in order to give an 

 idea of the great electrical machine and the chemical apparatus which could 

 not be transported, the works of Van Marum. " Machine Electrique " (three 

 volumes), and "Appareils Chimiques" (one volume), containing' the en- 

 gravings of that instrument, are sent. 



The three volumes of the " Archives du Musee Teyler " contain the refrac- 

 tive indices and wave-lengths determined by Prof. Van der Willigeu ; the 

 chemical composition of various specimens of crown and flint-glass by the 

 late Prof. Van Kerckhoff ; the description and drawings, by Conservator Dr. 

 Winkler, of fossil tortoises, and other palaedn'tological objects, &c. 



4:5 73a. Biography of Dosi Francisco Salva y Campillo, 



and an account of his studies and inventions upon electric tele- 

 graphs. By Don Antonio Suaver Saavedra. 

 MS. original. 4to. 



Direction General de Correos y Telegrafos, Madrid. 



Don Salva, who lived at Barcelona at the end of the last century, devoted 

 most of his time to making observations and experiments upon electric 

 telegraphs. He published several memoirs on this subject, which are of 

 great interest. 



4573a. Studies on Electricity by Don Francisco Salva. 



Academia de Cuncias Naturalcs Yartes de Barcelona, 



Spain. 



" Memoria sobre la electricidad aplicada a la telegrana." 

 " Disertacion sobre el galvanismo." 

 "Memoria sobre el galvanismo aplicado a la telegrafia.'' 



