Atomic weights of elements

Composition of conia

Method of distinguishing zinc from manganese in solutions containing ammoniacal salts / by M. [Friedrich Julius] Otto

New double salt of soda and protoxide of platina

Non-conversion of calomel into sublimate by the alkaline chlorides

On a very curious fact connected with photography, discovered by M. Mœser of Kœnigsberg, communicated by Prof. Bessel to Sir D. Brewster

On MM. Varrentrapp and Will's method of determining azote in organic analyses / by M. [Jules de] Reizet

On the law of double refraction / by James MacCullagh

Use of iron wire for secondary electro-magnetic coils