Musculir motion. On, 113,217 

 Museum jilcxandrinttm, 368 



Navigation. Patent respectinj;, 

 287 



NkkcL To separate, from co- 

 balt, 193; pure, a noble me- 

 tal, 137 



Nyrens patent, 95 



Oersted's acidulation of sulphate 

 of potash, 80; Galvanic ob- 

 strvdtions, 129 



Patents. List of New, 9 J, 191, 



287,374 

 Pallas. On the planet, 93, 284, 

 .372 

 Peel on composition of muriatic 

 acid, potash, and soda, 257 

 Phosphorus. Action of, on mer- 

 cury, 60 

 Polarity communicated by Gal- 

 vanisnn, 51 

 Plants. Prize question respect- 

 ing, _ 369, 370 

 fp'lock en a surgical operation 

 on a cow, 308 

 Potash. Production of, 257 

 Potatoes, frozen, A query, 286 

 Prize questiotis, 184, ,968 

 PubliCiitiotis, Nev), 282, 360 

 Pumps, Patent for working, 



287 



Pyrites applied to production of 



alum, 65 



Bed. To dye cotton, 228 



^ichier's process for preparing 



gallic acid, 74; on pure nip- 



^^\ . J 37 



Rink on a new acid, 12S 



flitter' s Gdlvaiiic discoveries, 51, 



.54 

 Roard on steeping and dyeing 

 wool, 42 



Rose on a 'new vegetable sub- 

 stance, 142 

 Royal Academy, 2J2 

 Royal histitutiov, 80 



T N D E X. 



Royal Society, 



379 

 182, 268, 360, 



Sadlle bar. Patent for one on an 

 improved construclion, 374 



Salt. \X9 uses as a manure, and 

 a condiment for animals, ib 



Sjiwn. On the singular iijjure 

 or. 147 



Sdverein, cngir.eer. Death of, 



9S 

 Scrophula. On royal cure of, 



271 

 Shoe-maLers. Machine for, 102 

 Smut of ixj heat. On, ^32 



Smutty ivhcat. Oa chemical na- 

 ture of, 346 

 Snart on a variety of the genus 

 acarus, 3 

 Societies. Learned, 80, 182, 363 

 Soda. Production of, 257 

 Soils. On analysis of, 26 

 Siqueira-Oliva on mercury, 56 

 Stiam-engitie. Patents for, 123, 



191. 335 

 Steel's patent, 2S7 



Stones. On analysing, 146 



Siove grate. Patent for, 95 



Sui^ar from beet-root, 14 



S/gnr. Patent for manufactur- 

 ing, 287 ; on history of, 367 

 Sulphate of potash. Acidulation 

 of, 80 



Sulphiirets. On decomposing, 70 

 Sun. On direction and velocity 

 of, 230 



Syed's patent, 9J 



Tables and furniture. Patent, 



Tannin. Experiments on, 7^5 ; 

 on artlHcial, 173, 320, 365 

 7i2K'//07i on dispensaries, 312 

 Tea a cure for dropsy, 286 



Templelons remarks on various 

 kinds of timber, 373 



Thorntpn on pneumatic medi- 

 cine, 68, 2ia 

 Tin, Strong affinity of, for oxy- 

 gen, 1 2 

 Tinea 



